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Matter in Motion
Book M
Chapter 1
Test Review
An object that appears to stay in
place and helps detect motion is…
a. lubricant
b. black hole
c. reference point
d. newton
An object that appears to stay in
place and helps detect motion is…
a. lubricant
b. black hole
c. reference point
d. newton
An object accelerates when what
component(s) change?
A. speed
b. direction
c. speed and direction
d. all of the above
An object accelerates when what
component(s) change?
A. speed
b. direction
c. speed and direction
d. all of the above
Total distance
total time
Is the formula for…
a. speed
b. velocity
c. acceleration
d. net force
Total distance
total time
Is the formula for…
a. speed
b. velocity
c. acceleration
d. net force
If you travel 300 miles in 5 hours, what
is your speed?
A. 1500 mph
B. 1500 m/s
C. 60 mph
D. 60 m/s
If you travel 300 miles in 5 hours,
what is your speed?
A. 1500 mph
B. 1500 m/s
C. 60 mph
D. 60 m/s
What is the difference between speed and
velocity?
A. speed had direction, while velocity does
not.
B. velocity has direction, while speed does
not.
C. velocity involves time, while speed does
not.
D. speed involves time, while velocity does
not.
What is the difference between speed
and velocity?
A. speed had direction, while velocity
does not.
B. velocity has direction, while speed
does not.
C. velocity involves time, while speed
does not.
D. speed involves time, while velocity
does not.
Why does friction occur?
A. unbalanced forces.
B. the roughness of any object’s
surface.
C. only the masses of any two
objects.
D. only the weights of any two
objects.
Why does friction occur?
A. unbalanced forces.
B. the roughness of any object’s
surface.
C. only the masses of any two objects.
D. only the weights of any two objects.
In the law of universal gravitation,
gravitational force is related to…
a. mass and friction
b. mass and distance
c. weight and distance
d. weight and friction
In the law of universal gravitation,
gravitational force is related to…
a. mass and friction
b. mass and distance
c. weight and distance
d. weight and friction
An example of helpful friction is…
a. tires moving a car forward
b. holes developing in your socks.
C. car engine parts wearing out
d. the erosion of soil by the wind.
An example of helpful friction is…
a. tires moving a car forward
b. holes developing in your socks.
C. car engine parts wearing out
d. the erosion of soil by the wind.
Force is…
A. attraction between objects.
B. a push or pull on an object.
C. Always acting to oppose
motion.
D. speed of an object in a
particular direction.
Force is…
A. attraction between objects.
B. a push or pull on an object.
C. Always acting to oppose
motion.
D. speed of an object in a
particular direction.
What three things do you need to know to calculate an
object’s average acceleration?
A. starting velocity, final velocity, and time it takes to
change velocity.
B. starting velocity, distance traveled, and speed.
C. starting point, endpoint, and the object’s mass.
D. average speed, distance, and the time it takes to
change velocity.
What three things do you need to know to calculate an
object’s average acceleration?
A. starting velocity, final velocity, and time it takes to
change velocity.
B. starting velocity, distance traveled, and speed.
C. starting point, endpoint, and the object’s mass.
D. average speed, distance, and the time it takes to
change velocity.
What is mass?
A. different on the moon than on
Earth.
B. measured in newtons.
C. a measure of gravitational force.
D. a measure of the amount of matter.
What is mass?
A. different on the moon than on
Earth.
B. measured in newtons.
C. a measure of gravitational force.
D. a measure of the amount of matter.
Mr. Grim ran 30 meters three times.
His average speed was 15 m/s, 20 m/s,
and 10 m/s. What was his overall
average speed?
A. 15 m/s
B. 45 m/s
C. 135 m/s
D. 1.5 m/s
Mr. Grim ran 30 meters three times.
His average speed was 15 m/s, 20 m/s,
and 10 m/s. What was his overall
average speed?
A. 15 m/s
B. 45 m/s
C. 135 m/s
D. 1.5 m/s
Mr. Grim’s overall speed was 15
m/s. He wants to increase his
speed by 20%. What would his
new overall average speed be?
A. 70 m/s
B. 30 m/s
C. 3 m/s
D. 18 m/s
Mr. Grim’s overall speed was 15 m/s. He
wants to increase his speed by 20%. What
would his new overall average speed be?
A. 70 m/s
B. 30 m/s
C. 3 m/s
D. 18 m/s
(20% of 15 is 3. Add 3 to 15)
A biker is NOT accelerating if he is…
A. going straight while speeding up.
B. going straight while slowing down.
C. making circles at constant speed.
D. going straight at a constant speed.
A biker is NOT accelerating if he is…
A. going straight while speeding up.
B. going straight while slowing down.
C. making circles at constant speed.
D. going straight at a constant speed.
A biker’s velocity begins at 2.7 m/s
uphill and changes to 2.3 m/s uphill.
How do you know that the biker has
negative acceleration?
A. the speed decreased.
B. the direction was unchanged.
C. the direction changed.
D. the speed increased.
A biker’s velocity begins at 2.7 m/s
uphill and changes to 2.3 m/s uphill.
How do you know that the biker has
negative acceleration?
A. the speed decreased.
B. the direction was unchanged.
C. the direction changed.
D. the speed increased.
Friction is…
a. a force that always act to oppose
motion.
b. a measure of gravity.
c. the force of attraction between
objects.
d. dependent on weight and gravity.
Friction is…
a. a force that always act to oppose
motion.
b. a measure of gravity.
c. the force of attraction between
objects.
d. dependent on weight and gravity.
Why does an object change
direction or speed?
a. balanced forces
b. unbalanced forces
c. law of universal gravitation
d. net force
Why does an object change
direction or speed?
a. balanced forces
b. unbalanced forces
c. law of universal gravitation
d. net force
The force of attraction between
objects that is due to their masses
is…
a. mass
b. weight
c. gravity
d. friction
The force of attraction between
objects that is due to their masses
is…
a. mass
b. weight
c. gravity
d. friction
What is the net force on an object
when you combine a force of 25 N
east with a force of 5 N west?
a. 20 N west
b. 125 N east
c. 30 N west
d. 20 N east
What is the net force on an object
when you combine a force of 25 N east
with a force of 5 N west?
a. 20 N west
b. 125 N east
c. 30 N west
d. 20 N east
If an astronaut has a weight of 600 N
on Earth, what is the astronaut’s
weight on the moon? (Moon’s gravity
= 1/6 of Earth’s gravity)
a. 3,600 N
b. 3,600 kg
c. 100 N
d. 100 kg
If an astronaut has a weight of 600 N
on Earth, what is the astronaut’s
weight on the moon? (Moon’s gravity
= 1/6 of Earth’s gravity)
a. 3,600 N
b. 3,600 kg
c. 100 N
d. 100 kg
What causes an object to start or
stop moving?
a. balanced forces
b. unbalanced forces
c. law of universal gravitation
d. mass
What causes an object to start or
stop moving?
a. balanced forces
b. unbalanced forces
c. law of universal gravitation
d. mass
The graph shows distance traveled during a race.
Because the upward slope is straight and objects don’t
normally travel at a constant rate, what does it MOST
likely represent?
a. actual acceleration
b. average acceleration
c. actual speed
d. average speed
The graph shows distance traveled during a race.
Because the upward slope is straight and objects don’t
normally travel at a constant rate, what does it MOST
likely represent?
a. actual acceleration
b. average acceleration
c. actual speed
d. average speed
Mass is…
a. a measure that does not change
when an object’s location changes.
b. the amount of matter in an object.
c. measured in grams or kilograms.
d. all of the above
Mass is…
a. a measure that does not change
when an object’s location changes.
b. the amount of matter in an object.
c. measured in grams or kilograms.
d. all of the above
Moving a heavy piece of furniture
is easier if you put it on wheels
because of…
a. rolling kinetic friction
b. static friction
c. sliding kinetic friction
d. gravitational friction
Moving a heavy piece of furniture
is easier if you put it on wheels
because of…
a. rolling kinetic friction
b. static friction
c. sliding kinetic friction
d. gravitational friction
The gravitational pull is greater
between two objects that…
a. are farther apart.
b. have greater masses.
c. are moving at greater speed.
d. have rougher surfaces.
The gravitational pull is greater
between two objects that…
a. are farther apart.
b. have greater masses.
c. are moving at greater speed.
d. have rougher surfaces.
A force that will produce a change
in motion must be
a. balanced.
b. gravitational.
c. unbalanced.
d. frictional.
A force that will produce a change
in motion must be
a. balanced.
b. gravitational.
c. unbalanced.
d. frictional.
This is a graph of a roller coaster car
moving up a hill. What does the
straight upward slope show?
a. negative velocity
b. negative acceleration
c. positive velocity
d. positive acceleration
This is a graph of a roller coaster car
moving up a hill. What does the
straight upward slope show?
a. negative velocity
b. negative acceleration
c. positive velocity
d. positive acceleration
Which statement about weight is
false?
a. weight is the measure of
gravitational force exerted on an
object.
b. weight is measured in newtons.
c. weight is always constant.
d. weight is measure with a scale.
Which statement about weight is
false?
a. weight is the measure of
gravitational force exerted on an
object.
b. weight is measured in newtons.
c. weight is always constant.
d. weight is measure with a scale.
Velocity is…
a. the speed of an object.
b. the speed of an object in a
particular direction.
c. speeding up or slowing down.
d. measured in m/s2
Velocity is…
a. the speed of an object.
b. the speed of an object in a
particular direction.
c. speeding up or slowing down.
d. measured in m/s2
Study Hard…