Download Physical Science Day Starters

Physical Science Day Starters
5 Question Quiz.
You are going to do an experiment on plants. You plant 12 beans. You give them all 10 mL of
water each day, but to six of them you add 2 mL of acetic acid.
The independent variable is
a.
The acetic acid
b.
The 10 mL of water
with the acid
d. The second six bean plants
e. The growth of the beans
The dependent variable is
a.
The acetic acid
b.
The 10 mL of water
with the acid
c. The second six bean plants
d. The grown of the beans
The control is
a.
The acetic acid
b.
The growth of the beans with the acid
in
c. The growth of the beans without acid
d. The dirt the beans grow
The constant is
a.
The acetic acid
acid
b.
The growth of the beans with the acid
in
A bias is
c. The growth of the beans without the
d. The dirt the beans grow
The variable that you, as a scientist, can change is what?
a.
Dependent variable
b.
Independent variable
c. Control variable
d. Constant variable
Density is found by what formula?
a.
Mass x Volume
c. Mass ÷ Volume
b.
Mass + Volume
d. Mass - Volume
How many grams are their in a kilogram"
a.
10
b.
1,000
c. 100
d. 1,000,000
Time will generally be a
a.
Constant
b.
Dependent variable
c. Independent variable
d. Control
During a fire drill
a.
Move in an orderly manner, out the door
indecision
c. Sit paralyzed by fear and
b.
Run as fast as you can. Some one has to be first!!!
D. Don't worry, it's just a drill
When thinking of the rules and procedures in this room,
a.
Don't worry. Mr. Monroe is an understanding type
plain evil.
c. Worry. Mr.. Monroe is just
1. On a line graph, the dependent variable goes on the
a.
"y" axis
b.
Where it fits best
c. "x" axis
d. Dependent variables are used on bar charts
2. To show the percentage of various types, one would probably use
a.
Line graph
c. Scatter graph
b.
Bar graph
d. Pie graph
3. How many meters are there in one millimeter?
a.
.1
c. .001
b.
.01
d. .0001
4. When plotting temperature and time, temperature would probably be what?
a.
Constant
b.
Dependent variable
c. Independent variable
d. Control
5. A scientific law is what?
a.
No longer even tested
c. Irrefutable
b.
Really nothing more than a good idea
during testing
d. Always gives accurate results
6. How many degrees on a pie chart would be shown for 125 Chihuahuas, out of a total of 989 dogs?
a.
12.6º
c. 45.5º
b.
12.5º
d. 33.3º
1.
2.
3.
4.
What changes with the change of the independent variable?
a. Control
c. Dependent variable
b. Constant
d. Bias
What goes on the “x” axis?
a. Control
c. Dependent variable
b. Constant
d. Independent variable
What is the formula for density?
a. Mass x Volume
c. Volume ÷ Mass
b. Mass ÷ Volume
d. Volume – Mass
What is a preconcieved notion, that may influence the way a scientist looks at
an experiment.
a. Control
c. Bias
b. Independent variable
5.
d. Dependent variable
A scientist is doing an experiment, and comparing the amount a plant grows,
when given different amounts of sunlight, water and types of dirt. What are the
three independent variables?
a. Sunlight, dirt type and plant growth
c. Sunlight, water and dirt type
Two Question Quiz.
How many meters are there in 68.4
feet?
_______________________________________
What is the volume of a box that
measures
55.4 cm x 26.9 cm x 98.2 cm?
Two Question Quiz.
What is the volume of a box that measures 55.4 cm x 26.9 cm x
98.2 cm?
55.4 cm x 26.9 cm x 98.2 cm = 146,344 cm3
On a line graph, the dependent variable goes on the
a.
"y" axis
b.
Where it fits best
used on bar charts
c. "x" axis
d. Dependent variables are
To show the percentage of various types, one would probably use
a.
Line graph
c. Scatter graph
b.
Bar graph
d. Pie graph
How many meters are there in one millimeter?
a.
.1
c. .001
b.
.01
d. .0001
When plotting temperature and time, temperature would probably be what?
a.
Constant
b.
Dependent variable
c. Independent variable
d. Control
A scientific law is what?
a.
No longer even tested
b.
Really nothing more than a good idea
results during testing
c. Irrefutable
D. Always gives accurate
How many degrees on a pie chart would be shown for 125 Chihuahuas, out of a total of 989
dogs?
1.
How many kilometers are there in 567 meters?
2.
How many meters are there in 34.5 inches?
3.
There are 2 cups to a pint, 2 pints to a quart, 4 quarts in a gallon, and a gallon
of a certain liquid weights 13.5 pounds. How many cups would there be in
45.8 pounds of the liquid?
Displacement can be
a.
Sometimes larger than distance
c. Sometimes shorter than distance
b.
Equal to or less than distance
d. Equal to or more than distance
Velocity
a.
Includes stopping
b.
Is found with speed
c. Includes direction
d. Is speed AND time
To determine speed, a reference point
a.
Is always needed
c. Can change
b.
Is helpful, not ALWAYS needed
d. Is needed twice
The steepness of the slope on a time/distance graph will indicate
a.
Speed
b.
Time
c. Velocity
d. Distance
A negative slope on a displacement/time graph will indicate
a.
Slowing down
b.
Speeding up
c. Coming home
d. Changing speed
In what segment is the movement the
slowest?
________________________
In what segment is the movement the
fastest?
_________________________
In what segment is there no movement?
__________________________
D
I
S
T
A
N
C
E
D
B
A
Time
C
In what segment is there constant
speed?
________________________
In what segment is the acceleration the
fastest?
_________________________
In what segment is there no movement?
__________________________
S
p
e
e
d
D
B
A
Time
C
A car accelerates from 3.5 m/s to 8.9 m/s in 17.8 seconds. What is its rate of
acceleration?
a. 0.30 m/s
c.
0.30 m/s2
b. 2.0 m/s/s
d.
-5.4 m/s/s
A car traveled for 2.3 hours at an average rate of 45.7 miles per hour. How far did
it travel?
a. 19.9 miles per hour
c.
19.9 miles
b. 105.1 miles
d.
90.6 miles
A spaceship is accelerating at a rate of .75 m/s/s. It accelerates for 1,245
seconds. What is its final speed?
a.
1,660.0 m/s
b. 933.8 m/s/s
c.
1,660 m/s/s
d.
933.8 m/s
A spaceship is accelerating at a rate of .5 m/s/s. It accelerates for 5.6 minutes.
What is its final speed in standard SI units?
a.
2.8 m/min
c.
11.2 m/s
b.
9,990 m/s
d.
168 m/s
1. If a string is being swung in a clockwise direction, and it breaks in the
position shown, what will happen to the ball?
a. It will go to the upper right, straight, and will slow down
b. It will curl to the right and “up”, at the same speed
c. It will go to the upper right at a constant speed
d. It will go to the upper left and up at a decreasing speed
2.
a.
b.
c.
d.
Gravity is determined by
Mass
Distance
Mass and velocity
Distance and mass
Displacement can be?
a.
More than distance
c.
Equal to distance
b.
Less than distance
d.
Equal or less than distance
Force is dependent upon?
a.
Acceleration
c.
Power
b.
Mass and velocity
d.
Mass and acceleration
What is the net force acting on a 7-kg object, moving at 4.5 m/s?
a.
1.55 Newtons
c.
11.5 Newtons
b.
31.5 Newtons
d.
0 Newtons
1. Newtons is a?
a. Measure of weight
c.
Measure of force
d.
“a” and “c”
a.Mass
c.
Distance
b.Weight
d.
Mass and Distance
c.
Force of gravity is the same
b. Measure of mass
2. Gravitational force is dependent upon what?
3. What has more force of gravity?
a.A car
b.A tricycle
d.
Gravity has no force, only mass does
4. What does a horizontal line on a distance/time graph mean?
a.Constant acceleration
c.
Constant speed
b.No motion
d.
Instantaneous movement
5. If a ball is swinging on the end of a string, and the string breaks, what will be the motion of the ball?
a.In a direction of a line tangent to the circle, with constant speed
b.In a curling direction, similar but farther away from the circle of the ball and string
c.In a direction of a line tangent to the circle, with decreasing speed
d.In a direction straight away from the circle, with a constant speed
Calculate the speed of an object that moves 345.1 meters in 4.6 seconds.
Calculate the acceleration of an object that has a mass of 34.7 kilograms, and is
being pushed with a force of 23.4 Newtons?
How far will a rock fall, in Earth gravity, in 33.6 seconds?
How fast will an accelerating object be moving in 46.8 seconds, if it is accelerating
at a constant rate of 1.3 meters per second per second?
Motion is a change in ____.
a.
time c.
velocity
b.
speed
d.
position
The relationship among speed, distance, and time is ____.
a.
t = s/d
c.
s = dt
b.
d = t/s
d.
s = d/t
If you ride your bike up a hill, then ride down the other side, your acceleration is ____.
a.
all positive
c.
first positive, then negative
b.
all negative
d.
first negative, then positive
For any object, the greater the force that's applied to it, the greater its ____ will be.
a.
acceleration
c.
inertia
b.
gravity
d.
velocity
The unit of momentum is ____.
a.
kg x m
b.
kg x m/s
d.
c.
m/s2
kg x m/s2
A ball attached to a string is being swung in a clockwise circular path as shown in Figure 3-1. Assume the string breaks
at point A. In which direction will the ball be traveling an instant later?
a.
direction a c.
direction c
b.
direction b d.
direction d
A ball falls from a certain height, on Earth, for a time of 35.0 seconds. What is the distance that it has fallen from?
There is no air resistance. Show your work for credit, and round all answers to one decimal place.
A traveler moves exactly north 5.0 kilometers, then east exactly 6.0 kilometers. The traveler did all this in 7.0 minutes.
What is the average velocity of the traveler in km/min? Show your work for credit, show to one decimal place.
1.
A force is
a. A push or a pull
b. Gravity
c. Something that causes change
d. The opposite of a pull
2.
An object is being accelerated at 35 m/s/s. The force being applied is 17.5 Newtons. What is the
mass of the object?
a. 17.5 kilograms
c. .5 kilograms
b. 2 kilograms
d. 42.5 kilograms
3.
Gravity is dependent upon what?
a. Mass
b. Mass and Distance
c. Distance
d. Distance divided by mass
Weight is mass
a. Times gravity
b. And nothing else
c. Divided by gravity
d. On Earth
A meter is about
a. One foot
b. One mile
c. One yard
d. What is a meter?
4.
5.
1.
2.
3.
4.
5.
Energy is what?
a. The change in something
b. How far something moves
c. The ability to cause change
d. How fast times how far something moves
Energy is measured in what?
a. Kilograms
b. “P”
c. Ergs
d. “J”
What is the formula for kinetic energy?
a. KE = mass x velocity
b. KE = 2mass x velocity
c. KE = mass x velocity2
d. KE = ½ mass x velocity2
Einstein said that E=mc2. What does “c” stand for?
a. Speed of light in meters per second
b. Meters per second
c. Kilometers per second
d. Kinetic energy
Which has more kinetic energy; a 12-kg ball moving at 34 m/s, or a 34-kg ball moving at 12 m/s?
a. 12-kg ball
c. 34-kg ball
b. They have the same kinetic energy
d. Can’t tell
1.
2.
3.
4.
5.
Energy is what/
a. The change in something
b. How far something moves
c. The ability to cause change
d. How fast times how far something moves
Energy is measured in what?
a. Kilograms
b. “P”
c. Ergs
d. “J”
What is the formula for kinetic energy?
a. KE = mass x velocity
b. KE = 2mass x velocity
c. KE = mass x velocity2
d. KE = ½ mass x velocity2
Einstein said that E=mc2. What does “c” stand for?
a. Meters
b. Metors per second
c. Kilometers per second
d. Kinetic energy
Which has more kinetic energy; a 12-kg ball moving at 34 m/s, or a 34-kg ball moving at 12 m/s?
a. 12-kg ball
c. 34-kg ball
b. They have the same kinetic energy
d. Can’t tell
a. ½ 12 x 342 = 6,936J
b. ½ 34 x 122 = 2,448J
To find gravitational potential energy, one must determine
a.Height, mass and 9.8 m/s/s
c. Height, mass and acceleration of gravity
b.Mass, energy and acceleration of gravity
d. Mass, energy and 9.8 m/s/s
Potential Energy is
a.Energy of movement
b.Energy not yet created
c. Energy of position
d. Lost Kinetic Energy
The formula for Kinetic Energy is
a.½ mass x velocity
b.½ mass x velocity2
c. Mass by ½ velocity
d. Mass x velocity x acceleration of gravity
The factors that determine the force of gravity are
a.Mass and acceleration
c. Mass and distance between objects
b.Velocity and mass of objects
d. Mass and energy of objects
What is the MECHANICAL energy of a 3.5-kg object, moving in a horizontal motion, at 2.5 m/s, 4.0 meters
above the surface of Earth.
(This one looks a LOT harder than it really is. Isolate the important parts of the problem, and solve it piece
by piece.)
You are at the top of a 25.0 meter slide. This slide has NO friction or air resistance. Your mass is 75.0-kg.
What will be your speed when you get to the bottom. (Again, don’t try to solve the entire problem in one
step. Break it in to pieces.)
To find gravitational potential energy, one must determine
a.Height, mass and 9.8 m/s/s
c. Height, mass and acceleration of gravity
b.Mass, energy and acceleration of gravity
d. Mass, energy and 9.8 m/s/s
Potential Energy is
a.Energy of movement
b.Energy not yet created
c. Energy of position
d. Lost Kinetic Energy
The formula for Kinetic Energy is
a.½ mass x velocity
b.½ mass x velocity2
c. Mass by ½ velocity
d. Mass x velocity x acceleration of gravity
The factors that determine the force of gravity are
a.Mass and acceleration
c. Mass and distance between objects
b.Velocity and mass of objects
d. Mass and energy of objects
What is the kinetic energy of a 17-kg ball moving at 36 meters per second?
What is the gravitational potential energy of a 17-kg ball that is 36 meters over the surface of the Earth?
What is the mechanical energy of 17-kg ball moving horizontally at 36 m/s, over the Earth, at a height of
36 meters?
What is the momentum of a 17-kg ball that is moving at 36 meters per second?
1.
a.
b.
During movement, what can one say about energy
It will ALWAYS be converted to heat by friction
converted to heat by friction
It May be converted heat by friction
this information
c. It will NEVER be
d. One cannot tell with
2.
a.
b.
If a person is falling from an airplane, without any frictions, what is true?
He will have no mass
c. He will slow down
He will have no weight
d. He will find terminal velocity at
some point
3.
a.
b.
Energy comes to the Earth in the form of
Chemical energy
Nuclear energy
4.
a.
b.
If a person pushes on a wall, but the wall does not move, is there any energy being used?
No
c. Yes
One cannot tell with this information
d. Potential energy is being stored
5.
a.
b.
What kind of reaction happens in the Sun?
Fission
Fusion
6.
What is the Gravitational Potential Energy of a ball that has a mass of 10-kg, is 10-m above a planet
with a gravitational acceleration of 10 meters/second/second?
a. 10 Joules
c. 100 Joules
b. 1,000 Joules
d. 10,000 Joules
7.
What is the Kinetic energy of a 10-kg ball, moving horizontally at 10 meters per second?
a. 20 Joules
c. 10 Joules
b. 500 Joules
d. 50 Joules
c. Radiant energy
d. Potential energy
c. Combustion
d. Potential
Specific heat is
a.An exact measurement
b.Another name for a Joule
c. The name of a concept
d. 4.186
“Q” equals
a.4.186 Joules
b.Kilograms • mass
c. mass • Change in Temp • “C”
d. mass • Joules
Heat is
a.The temperature outside
a mass
b.The movement of energy
c. The average kinetic energy of atoms in
d. The ABILITY of thermal energy to move
If one pours ½ of the coffee (why one would waste a national treasure I do not know) out of a
cup:
a.The thermal energy left in the cup is lowered, but temp is not
c. Thermal energy and
temperature are lowered
b.Temperature is lowered, thermal energy is not
d. Energy is destroyed
To change ºC to “K”, one must
a.Convince ºC that change is good and needed
b.Add 100
c. Add 273
d. Do nothing, they are the same thing
Water is held in a container 300 meters in the air. The water is allowed to fall THROUGH A
WELL INSULATED PIPE. The velocity of the water flow is not changed in any way. What can
be said in truth?
Conduction is
a.Heat transfer through the direct contact of particles
electromagnetic waves
b.Heat transfer through the movement of matter itself
some matter
c. Heat transfer through
d. The amount of energy in
Which type of heat transfer would be used, for the energy getting to Earth from the Sun?
a.Conduction
c. Convection
b.Radiation
d. Inversion
Which type of metal would heat up faster; a metal with a high specific heat, or a metal with a
low specific heat
a.Metal with a high specific heat
c. Metal with a low specific heat
b.They would heat up at the same rate
d. It depends upon the type of heating
device
26. Hot air rises. What type of heat/energy transfer is this?
a. Conduction
c. Radiation
b. Convection
d. Specific
27. You put your hand on a hot electric burner. What is this?
a. Conduction
c. Radiation
b. Convection
d. Specific
28. What is static electricity most like?
a. Kinetic energy
c. Potential energy
b. Gravitational energy
d. Nuclear energy
29. What is the law of conservation of energy?
a. Energy cannot be created c.Energy can’t be destroyed
b. Energy can’t be created or destroyed. d. Don’t waste it
30. A cliff diver, who is about to jump, has
a. Mostly kinetic energy
c. Mostly potential energy
b. Equal amount of K.E. & P.E.
d. Neither K.E. nor P.E.
How much kinetic energy does an object with a mass of 1 kilogram traveling in a straight line
have if it travels at 10 m/s?
(A) 10 J
(B) 50 J
(C) 98 J
(D) 490 J
(E) 980 J
As a cannonball is fired straight up into the air, there is an increase in its ___.
(A) gravitational potential energy
(C) chemical potential energy
(B) mechanical energy
(D) kinetic energy
Which of the following is the best example of the law of conservation of energy?
(A) Friction produces thermal energy. (C) The total amount of energy is constant.
(B) People do not conserve energy.
(D) Energy is the ability to cause change.
Aluminum has a specific heat capacity of 0.900, and copper has a specific heat capacity of
0.386. If equal masses of aluminum and copper wire are placed in a flame, which one will
require more energy to raise its temperature by 1C?
(A) aluminum
(B) copper
(C) both will increase at the same rate
Which has more total thermal energy – a bathtub of cold water or a red-hot nail?
(A) The bathtub of cold water (C) They both possess equal thermal energy.
(B) A red-hot nail (D) One cannot tell with the given information.
There are four forces in nature. Place them in order from strongest to weakest.
_____________ _____________ _____________ __________
The force that holds protons against other protons in the nucleus of an atom is
which force? ____________________
The force that keeps protons from turning into neutrons, and also neutrons from
turning into protons, is which force? It is the __________________________.
The atomic mass of Helium is what? Look in your book.
What is the atomic number of Thorium?
How many neutrons does Polonium have?
1. A circuit that can carry an electrical current is what?
a. Closed
c. Open
b. Complete
d. Energized
2. Ohm’s law states that as you lower resistance, the amps will do what?
His law is Amps = Voltage ÷ Resistance
a. Fall
c. Remain the same
b. Rise
d. Alter the voltage
3. The standard voltage in an American home is
a. 120 volts, direct current
c. 120 volts, alternating current
b. 100 volts, alternating current
d. 240 volts
4. What is the purpose of a fuse?
a. It stops voltage from rising to unsafe levels c. It resists current transmission
b. It prevents unsafe levels of amperes.
d. It raises voltage levels
5. The inside of a thermos bottle slows heat loss by
a. Being filled with Nitrogen
c. Being a vacuum
b. Being painted Black
d. Having a positive electrical charge
1.
Which of these ways, that heat can move, involves the movement of the material itself?
a. Conduction
c. Convection
b. Radiation
d. Conservation
2.
Through which material(s) would convection work best?
a. Gas and solids
c. Gas and liquids
b. Solids and liquids
d. Liquids and solids
3.
How does heat and energy get to us, from the Sun?
a. Conduction
c. Convection
b. Radiation
d. Conservation
4.
What does an insulator do?
a. Slows the movement of something
b. Makes something hotter
c. Speeds the movement of something
d. Makes things cooler
5.
Which of these is a good CONDUCTOR of heat (or electricity)
a. Aluminum
c. Rubber
b. Air
d. Wood
6.
If I have a 16-kg mass (of something), and it goes from 556K to 600K, how much energy did I put into
it, if it has a specific heat of 700?
a. 60-J
d. 16-J
b. 492,800-J
e. 720-J
c. .99-J
f. 11,200-J
1.
2.
3.
4.
5.
6.
Smallest particle is what?
a. Proton
c. Neutron
e. Quark
b. Electron
d. Photon
f. Cell
Particle with a positive charge is what?
a. Proton
c. Neutron
e. Quark
b. Electron
d. Photon
f. Cell
Particle with no charge is what?
a. Proton
c. Neutron
e. Quark
b. Electron
d. Photon
f. Cell
Particle of light is called what?
a. Proton
c. Neutron
e. Quark
b. Electron
d. Photon
f. Cell
Contains a nucleus is what?
a. Proton
c. Neutron
e. Both “d” and “f”
b. Electron
d. Atom
f. Cell
Trev is made of what?
a. Proton
c. Neutron
e. Quark
b. Electron
d. Everything
f. Cell
1. The wave characteristic that indicates energy is
a. Amplitude
c. Wave height
b. Wave length
d. Wave frequency
2. Hz is a unit of
a. Amplitude
b. Wave length
3.
a.
b.
e.
c. Wave height
d. Wave frequency
The speed of light, in a vacuum, is
3,000,000 m/s
c. 300,000,000 m/s/s
300,000,000 m/s
d. 300,000 km/s
Both b and d
f. Both b and c
4. If a wave frequency is 45 Hz, and the wave length is 456 meters, what is the
speed of the wave?
5.
a.
b.
c.
A water wave is
Compressional
Transverse
All of the above
d. Longitudinal
e. “a” and “c”
7. Places of compression on a longitudinal wave are a
a. Crest
c. Trough
b. Rest position
d. Wave height
The Atomic number (in a neutrally charged atom) is the same as
a.The number of protons
c. The number of electrons
b.The number of neutrons
d. Both “a” and “c”
When an atom is “split”, which force is effected?
a.The weak nuclear force
c. The strong nuclear force
b.The electromagnetic force
d. Both “a” and “c”
What is the difference between Carbon-14 and Nitrogen-14?
a.The number of protons
c. The number of neutrons
b.The number of both protons and neutrons d. There is no difference
Pb has an atomic number of 82, and an atomic mass of 214. How many neutrons does it have?
a.132
c. 214
b.82
d. 296
The effect of the weak nuclear force is to ……
a.Prevent neutrons and protons from changing into each other
b.Keep protons from pushing away from each other
c.Keep electrons from crashing into the nucleus of the atom
d.Hold back gravity.
Alpha Radiation is
a.A Helium nucleus
b.An electron
c. A photon
d. Causes zombie
The most penetrating radiation is
a.A Helium nucleus/Alpha
b.An electron/Beta
c. A photon/Gamma
d. Causes zombie/???????
The Atomic number (in a neutrally charged atom) is the same as
a.The number of protons
c. The number of electrons
b.The number of neutrons
d. Both “a” and “c”
When an atom is “split”, which force is effected?
a.The weak nuclear force
c. The strong nuclear force
b.The electromagnetic force
d. Both “a” and “c”
What is the difference between Carbon-14 and Nitrogen-14?
a.The number of protons
c. The number of neutrons
b.The number of both protons and neutrons d. There is no difference
Pb has an atomic number of 82, and an atomic mass of 214. How many neutrons does it have?
a.132
c. 214
b.82
d. 296
The least penetrating radiation is
a.Alpha
b.Gamma
d. Delta
c. Beta
Alpha Radiation is
a.A Helium nucleus
b.An electron
c. A photon
d. Causes zombie
The most penetrating radiation is
a.A Helium nucleus/Alpha
b.An electron/Beta
c. A photon/Gamma
d. The one that causes zombies ???????
1.
Atoms are made of three types of particles. They are
a. Protons, Bosons and Electrons
b. Protons, Neutrons and Electrons
c. Neutrons, Electrons and Positrons
d. Positrons, Antitrons and Selectrons
2.
Cadmium has an atomic number of 48, and 112 total particles in its nucleus. How many Protons does
Cadmium have?
a. 112
b. 64
c. 48
d. 200
3.
Cadmium has 48 protons, and 112 total particles in its nucleus. How many Neutrons does Cadmium
have?
a. 112
b. 64
c. 48
d. 200
4.
The light that you see right now is a direct result of which force?
a. Strong nuclear
b. Weak nuclear
c. Electromagnetic
d. Gravity
5.
Which is the weakest of all forces?
a. Strong nuclear
c. Electromagnetic
6.
b. Weak nuclear
d. Gravity
Which type of radiation is really just very energetic light waves?
a. Alpha
b. Gamma
c. Beta
d. Neutron
1.
2.
When light bends, it is called what?
a. Refraction
c. Absorption
b. Reflection
d. Albedo effect
Light is what?
a. A particle called a photon
c. A compression and mechanical wave
b. A wave of energy
d. Both “a” and “b”
3.
Which type of wave requires material to pass through?
a. Electromagnetic
b. Light
c. Radio
d. Mechanical
4.
In which type of wave does the material move in/at right angles to the direction of the wave?
a. Sound
b. Compression
c Barionic
d. Transverse
5.
What is the speed of light?
a. 3,000,000 miles per hour
c. 300,000 km/s
b. 300,000,000 m/s
d. Both “b” and “c”
Which of these has the shortest wave length?
a. Radio
b. Ultraviolet
c. Microwave
d. Infrared
Which of these has the longest wave length?
a. Yellow
b. Orange
c. Green
d. Violet
6.
7.
1.
a.
b.
The average kinetic energy of all of the atoms in a mass is called what?
Thermal Energy
c. Temperature
Heat
d. Convection
2.
a.
b.
The movement of thermal energy by direct contact is called what?
Radiation
c. Insulation
Convection
d. Conduction
3.
a.
b.
To convert Centigrade to Kelvin, a person does this: _________
Ask Mr. Monroe
c. Add 273
Subtract 100
d. Subtract 273
4.
a.
b.
Absolute zero is what (you can have more than one)
The absence of any movement at all
c. Zero Kelvin
Minus 273 Kelvin
d. Minus 273 Centigrade
5.
Which would heat up faster, an aluminum pan with a specific heat of 2.4, or an iron pan with a specific
heat of 4.3?
The Iron pan
c. Aluminum pan
Same rate
d. The amount of heat added must be known
a.
b.
1. If an equal amount of energy is added to both ICE and WATER,
a. Ice will heat up, but heat up less
c. Water will heat up, Ice will not
b. Ice will not heat up, water will
d. Neither water, nor ice, will heat up
2. Which will absorb significantly (a lot) more heat before it changes?
a. Ice
c. Water
b. They will absorb the same amount
d. We cannot tell with this information.
3. Why did the hot water, in your experiment, stop heating at around 90º C?
a. Water can’t get hotter than 90º C
c. Water can’t absorb any more energy
b. The steam carried away energy
d. Why should I care?
4. The force that stops the atom from blowing itself apart is
a. Electromagnetic force
c. Weak nuclear force
b. Strong nuclear force
d. Gravity
5. An isotope is
a. Atoms with different numbers of protons
b. Atoms with different numbers of electrons
c. Atoms with different numbers of neutrons
d. Atoms with an electric charge
1.
a.
b.
When a liquid turns to a solid, energy is
Absorbed
c. Released
Unchanged
d. Destroyed
2.
a.
b.
A state of matter with charged particles is
Isotopes
c. Restatends
Ions
d. Plasma
3.
a.
b.
The Kinetic theory states that all particles
Have charge
c. Have movement
Have no charge
d. Both “a” and “b”
4.
a.
b.
When a solid turns to a liquid, it is the
Heat of fusion
Heat of vaporization
5.
a.
b.
H2O is “special” because it
Is a liquid in solid form
Becomes larger when frozen
c. Heat of liquidization
d. Heat of ionization
c. Has heat of vaporization
d. Has a specific geometric pattern
when in solid form.
1.
a.
b.
If one keeps temperature constant, and raises pressure, volume will
Remain unchanged
c. Become lower
Cry like a baby
d. Rise
2.
a.
b.
If volume is unchanged, and temperature is increased, pressure will
Rise
c. Run away
Remain unchanged
d. Fall
3.
a.
b.
If volume is increased, and temperature is unchanged, pressure will
Fall
c. Be as scared as an LSW player at an
LSE game
Rise
d. Remain unchanged
4.
a.
b.
An airliner flying, at its maximum flying altitude, is above about
25% of the atmosphere
c. 50% of the atmosphere
90% of the atmosphere
d. What is an airliner?
5.
a.
b.
c.
What is atmospheric air pressure
101.3 kPa
d. 101.3 pascals
101,300 pascals
e. Both a,b
14.7 lbs/in2
f. All a,b and c
1.
a.
b.
The Tyndall effect works mostly on
Solutions
Elements
c. Colloids
d. Compounds
2.
a.
b.
Carbon dioxide would be
Element
Mixture
c. Compound
d. Colloid
3.
a.
b.
c.
Air is a
Pure substance
Homogeneous mixture
Solution
d. Element
e. All the above, except d
f. All the above, except a, d and e
4.
a.
b.
Boiling and condensation is used in the process of
Decanting
c. Reverse osmosis
Distillation
d. Crystallization
5.
a.
b.
A particle in suspension will
Remain floating in a liquid
Be unseen by the naked eye
c. Settle after a reasonable time
d. Dissolve in a reasonable time
A chemical change is
a. Boiling water
b. Melting wax
c. Burning paper
d. Expanding air
The kinetic theory says that all particles
a. Have a charge
c. Constantly move
b. Have anger issues
d. Have protons
If pressure is increased, temperature is not changed, volume will
a. Increase
c. Decrease
b. Not change
d. Not enough information
Water is weird because
a. When it freezes it becomes less dense
b. When it freezes it forms crystals
c. When it freezes it heats up
d. It freezes at 173 Kelvin
Which of the following is a physical change?
a. A lit flashlight
b. A digesting stomach
c. A rock falling
d. Burning candle wax
GAS LAW PROBLEM
You have a balloon, that is free to expand. It has a
volume of 3.4 liters, a pressure of 103.0 kPa and a
temperature of 22.1ºC.
You squeeze the balloon to a volume of .3 liters, without
changing the temperature. What is the new pressure?