Download Final Analysis – Exam Review

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Final Analysis – Exam Review
Chemistry Unit:
True or False: If false, then write the sentence so that it is true
1. Quantitative properties of an object involve numbers.
2. Clarity and lustre are examples of physical properties.
3. Viscosity describes flammability of a substance
4. A pure substance has only 1 phase.
5. The atomic mass of an element is the number of protons + electrons
Multiple Choice:
1. The three states of matter are:
a. Solids, metals and gases
c.
Gases, liquids and solids
b. Solids, liquids and crystals
d.
Liquids, mixtures and gases
2. Which of the following is not a property of metals?
a. Malleability
c.
Good conductor of heat
b. Shiny
d.
Brittleness
3. How many electrons are in each of the outer shells of an atom?
a. 2, 3, 8
c.
2, 8, 8
b. 2, 2, 8
d.
8, 2, 8
4. A positively charged particle has more:
a. Mass
c.
Protons
b. Electrons
d.
Neutrons
5. A physical change is a change in:
a. Size
c.
Production of heat
b. Colour
d.
Formation of a new gas
Fill in the blanks:
1. Mass is the amount of _____________________________in an object.
2. Volume is the amount of ____________________________ that matter occupies.
3. Tap water is considered to be a(n) ___________________________ not a compound.
4. The reactivity of metals increases as you move (left or right)_____________________ across a
row.
5. The elements in group 1 (column 1) are similar because they all contain
___________________________ electron(s) in their outer shells.
Short answer:
1. Define physical change.
Give an example.
2. Define chemical change.
Give an example.
3. Complete the following table on Physical and Chemical changes
Change
Physical or Chemical?
Lighting a match
Cutting hair
Melting a Popsicle
Dissolving sugar
Baking muffins
4. What is the difference between:
a. Elements and Compounds
b.
Explanation
Homogeneous mixture and a heterogeneous mixture
5. Complete the following table on Classifying Matter
Matter
Element, Compound,
Mixture or Solution
Salt (NaCl)
Salt water
Soil
Gold (Au)
Cereal and milk
Explanation
6. Give the charge, size and location for each of the following subatomic particles:
Particle
Charge
Relative Size
Location in the atom
Proton
Neutron
Electron
7. What is the name and atomic number of:
(use your periodic table)
Element name
Symbol
The element that has the atomic number 17
An element that is a metal
An element that is a gas at room temperature
An element that is a liquid at room temperature
An element that is a halogen
An element that is a noble gas
An element that is a alkali metal
8. Use your periodic table to draw a Bohr-Rutherford diagram for:
a. Sodium
b. Nitrogen
c. Chlorine
9. In the space below draw Bohr-Rutherford diagrams to illustrate the bonding between Calcium and
Sulfur. State the formula of the resulting compound.
10. What is the density of an object that has a mass of 148 g and has a volume of 120 cm3?
Data:
Equation:
Substitution:
Calculation:
Answer:
Biology Unit
True or False - If false, then write the sentence so that it is true:
1. All of the cells in the human body divide at the same time.
2. The formation of spores is an example of asexual reproduction.
3. If an egg cell from a mouse had 22 chromosomes, then a mouse brain cell should have the same.
4. Cytokinesis is the process where the DNA is separated into 2 equal parts during cell division.
5. Fertility drugs can cause too many eggs to be released.
Multiple Choice:
1. How many chromosomes are found in a human skin cell?
a. 11
b. 34
c. 23
2. Spider plants reproduce by sending out runners. This is an example of:
a. Sexual reproduction
c.
Cloning
b. Asexual reproduction
d.
Regeneration
3. During the cell cycle the cell spends most of its time in:
a. Interphase
c.
Prophase
b. Anaphase
d.
Metaphase
4. A carcinogen may be:
a. A chemical compound
c.
Radiation
b. A virus
d.
All of the above
5. Animals that contain both male and female reproductive organs are said to be:
a. Conjugates
c.
Separate sexes
b. Clones
d.
Hermaphrodites
d.
46
e.
Telophase
Fill in the blanks:
1. DNA is the _______________________ code found the in nucleus of a cell.
2. A hydra grows smaller buds from the parent. These buds break off to form new hydra. This
form of
asexual reproduction is called
.
3. A change in a cell’s genetic information is a _____________________________.
4. A fertilized egg is called a __________________________.
5. The organ responsible for the exchange of nutrients and wastes between a mother and a fetus is the
___________________________.
Short Answer:
1. Cell division involves 2 processes: (define each process)
a. Mitosis
b. Cytokinesis
2. Complete the following chart about the 5 stages of cell division. List the stages in order.
Phase Name
DIAGRAM
List 2 things that happen
(sketch of the nucleus)
during each phase
3. Complete the following chart comparing asexual and sexual reproduction:
Characteristic
Asexual reproduction
DNA of the offspring compared
to the parents
Complexity of the organism
Number of parents
Example of an organism that
uses this method
Sexual reproduction
4. List the 5 types of Asexual reproduction in the following chart:
Type of asexual reproduction
Definition
Example of organism
5. List the 3 types of Sexual reproduction in the following chart:
Type of sexual reproduction
Definition
Example of organism
6. Explain or define the following as well as giving an example where appropriate:
a. Hormones
b. Benign tumour
c. Malignant tumour
d. Cancer
Physics Unit
True or False: If false then rewrite the sentence so that it is true.
1. A voltmeter is a device that measures the current in a circuit.
2. A fuse will open a circuit when the current becomes too high.
3. Opposite charges will attract each other.
4. A parallel circuit has different pathways for the electrons to travel.
5. When 2 dry cells are connected in series, the total voltage of the battery increases.
Multiple choice:
1. Electrical Current is:
a. An electrical device that impedes the flow of electrons
b. A measure of the amount of energy that each electron possesses
c. The number of electrons that pass through the wire in a specific time interval
d. Measured in a circuit using a voltmeter
2. Electric potential (Voltage) is:
a. The number of electrons that pass through a wire in a specific time interval
b. The ability of an object to conduct protons
c. The amount of energy that each electron possesses
d. The ability of an object to impede the flow of electrons
3. Which of the following statements describes the current in a series circuit:
a. The current is the same at every point
b. The current is the largest through the load
c. The current is the largest at the positive terminal
d. The current is the largest at the negative terminal
4. An acetate rod is positively charged when:
a. It has an excess of electrons
b. It has a deficiency of electrons
c. The nuclei of its atoms are positively charged
d. The electrons of its atoms are positively charged
5. Two light bulbs are connected together in series. If one light bulb burns out, the other bulb will:
a. Become brighter
c. Stay the same
b. Become dimmer
d. Go out
Fill in the blanks:
1. Grounding an electrical device means that it is connected to the ground by a
_____________________________
2. The instrument that is used to detect static charge is an
__________________________________.
3. To increase the amount of time that a battery of a specific voltage will last, the cells must be
connected in _________________________________.
4. The source of electric current in a circuit is the ______________________________.
5. The Law of electric charges states that similar charges will _________________________.
Short Answer:
1. Complete the following chart on the methods of charging a neutral object
Method of charging
Charging by Friction
Charging by Contact
Charging by Induction
Definition or description
Charge that the neutral
object gets
2. Complete the following chart comparing a series circuit and a parallel circuit.
Characteristic
Series circuit
Number of paths for the electrons to
flow through
Adding more cells:
- the voltage of the battery will . . .
- the purpose of adding more cells
Multiple loads:
- voltmeter reading at the source
compared to at each load
Multiple loads:
- ammeter reading at the source
compared to at each load
Removing one of the bulbs will have
what effect on the rest.
Parallel circuit
4. Use symbols to draw a circuit diagram that includes the following:
 2 cells connected in series
 2 light bulbs connected in parallel
 a switch that controls both bulbs
 a voltmeter to measure the voltage across one bulb
 an ammeter to measure the current in the circuit.
Use your equation knowledge to answer the following calculation questions:
5. A light bulb has a current of 0.9 A flowing through it. If the resistance of the bulb is 18.4 ,
calculate the
voltage of the source.
Given:
Analysis:
Substitution:
Required:
Solve:
Sentence:
7. Calculate the efficiency of an electric motor that produces 20 000 J of useful energy while using an
input
energy of 30 000 J.
Given:
Analysis:
Substitution:
Required:
Solve:
Sentence:
7. A light bulb is connected to a 120 V source. If it draws a current of 0.5 A, determine the power of
the light bulb.
Given:
Analysis:
Substitution:
Required:
Solve:
Sentence:
8. A television uses 45.6 kWh of electrical energy. Determine the cost of using the television if the
energy rate is $0.08/kWh.
Given:
Analysis:
Substitution:
Required:
Solve:
Sentence:
Space Unit
True or False: If the answer is false, rewrite the sentence so that it is true.
1. Earth is the only planet that has gravity.
2. Our Sun is in the galaxy called the Milky Way Galaxy.
3. RADARSAT is a type of telescope.
4. A satellite gathers light to form an image
5. An eruption of gases from the surface of the Sun is called a sun spot.
Multiple Choice:
1. The International Space Station will used for all of the following except:
a. Conduct experiments in low gravity
b. Repair satellites
c. Study the possibility of long term living in space
d. Location of the Hubble Telescope
e. Launch point for probes to other parts of the solar system
2. The best way to explain why astronauts in orbit appear to be floating is that they are experiencing:
a. Weightlessness
b. Zero gravity
c. Continuous free fall
d. Micro-gravity
e. None of the above
3. In the Sun’s photosphere there are areas that are cooler and appear darker that the surrounding hot
areas. There cool, darker areas are called:
a. A solar prominence
b. A solar flare
c. A supernova
d. A sun spot
e. A nebula
4. Between Mars and Jupiter there is a ring of objects which are:
a. Asteroids
b. Comets
c. Meteors
d. Meteoroids
e. Meteorites
5. Spin-offs are defined as:
a. The spectral analysis of light
b. An extra benefit of technology developed for another purpose
c. An object that revolves around a planet
d. The movement of one object around another
e. The distance from the Sun to the planet Earth
Fill in the blanks:
1. The process that stars use to produce energy is ____________________
______________________.
2. The _________________ is everything that exists, including all matter and energy everywhere.
3. ________________________________ is the force of attraction between all objects that have a
mass.
4. The four planets closest to the sun are called the ________________________ planets or the
_________________________ planets.
5. The next four planets from the sun are called the outer planets or the gas giants. They are similar
because they are all made of up the same two gases _______________________ and
_______________________.
Short Answer:
1. List the order of the planets from closest to the furthest from the Sun.
2. Each planet in our Solar system different from the rest. You should try to know 1-2 things about
each planet. Using this information, try to identify the correct planet(s) for each part.
a. Which 2 planets have no moons? _______________________,
_________________________
b. This planet is closest to the Sun _____________________________.
c. Which planet is completely different from the others?
_________________________________. (Not a gas giant or terrestrial planet.
d. Which planet has the largest mass? ____________________________________
e. Which planet rotates on its side? ______________________________________
f. This planet does have polar ice caps and dry river valleys
______________________________. (It is also red in colour.)
g. Which two planets have the most moons? _______________________,
___________________
h. Which planet has an atmosphere that is mostly
nitrogen?________________________________
i. Which planet has the “Great red spot”? ______________________________
j. This planet is the least dense. It is believed that it doesn’t have a solid core
_________________
k. It is the planet that appears blue in colour __________________________. (Methane
Gas)
l. The asteroid belt is found between which 2 planets? __________________,
________________
m. This planet’s surface is hard to observe because it is always covered with clouds
____________. (It is the hottest planet.)
n. This planet has thousands of rings that surround it
____________________________________
o. The four inner planets are:
_______________________________________________________
p. The four outer planets are:
_______________________________________________________
3. The coastal areas on the Earth experience high tides and low tides.
a. What is responsible for causing the tides to occur?
b. Spring tides and neap tides occur twice a month. What are they and how do these occur.
4. Over a time period of 27 days the moon appears to go through cycles or
.
a. Explain why the moon’s appearance changes during this time.
b. What is meant by the term ‘new moon’?
c. Where are the Earth, the Sun and the moon positioned in order for a full moon to occur?
5. Other “space” objects can be sometimes confused. Answer the following that describes each
object.
a. An object that is pulled into the Earth’s gravitational field
______________________________
b. An icy object that orbits the Sun is called a
_________________________________
c. A rocky object that forms an orbit between Mars and Jupiter
_________________________
d. A streak of light from an object falling through the Earth’s
atmosphere____________________
e. A natural object that orbits a planet
_________________________________
f. An object that strikes the Earth’s after falling through the atmosphere
_____________________
g. A group of stars that form a pattern
_________________________________
h. A collection of dust, gases and billions of stars
_________________________________
6. Explain or define the following:
a. Sunspot
b. Solar Flare
c. Big Bang Theory
d. Nuclear Fusion
e. Telescopes
f. Satellites