SNC1P ECOLOGY REVIEW Name ______________________________

_______ 1. Which of the following is NOT a biotic factor in a forest ecosystem? a) birds b) squirrels c) rain d) weeds

_______ 2. Which of the following is NOT an abiotic factor in a lake ecosystem?

a) fish b) rocks c) sand d) oxygen

_______ 3. In which organism does cellular respiration occur? a) weeds b) tree c) grass d) fish

_______ 4. What is used up in cellular respiration? a) oxygen b) sugar c) carbon dioxide d) nitrogen

_______ 5. Which is a product of photosynthesis? a) carbon dioxide b) water c) salt d) oxygen

_______ 6. In which food chain do bears eat algae?

a) algae → fish → cats → bears b) cats → bears → fish → algae

c) algae → bears → fish → cats d) cats → bears → algae → fish

_______ 7. What is the diagram on the right called?

a) Pyramid of numbers b) Pyramid of animals c) Pyramid of biomass d) Pyramid of trophic levels

_______ 8. A carnivore is defined as an organism that:

a) only eats other animals b) only eats plants c) eats both plants and animals d) does not eat plants or animals

WRITTEN ANSWER 1. Describe the difference between an omnivore and herbivore.

2. List 2 abiotic factors in a desert:

________________________________________________________________________

3. List 2 biotic factors in a swamp: _________________________________________________________________________

4. Describe the difference between a producer and a consumer.

5. Use the food web below to answer the following questions.

a. Write a food chain with at least 4 organisms.

b. Identify each animal as a producer or consumer: nuts ______________________________

insects ______________________________

wolf ______________________________

c. Identify each animal as a herbivore, carnivore, or omnivore.

beaver ______________________________

moose ______________________________

black bear ______________________________

red fox ______________________________

d. Identify the trophic level of the: small rodents _________ red fox __________

Humans

Black Bear

Gray Wolf

Vegetation

Small Rodents

Beaver

Red Fox

Insects

Moose

Little Brown Bat

Owl

Songbird

Snowshoe Hare

SNC1P EXAM REVIEW: CHEMISTRY UNIT Name: __________________

1. Identify each symbol.

Household Hazard Symbol

A B C D

Meaning

Name each of the properties described below. State whether it is a physical property or chemical property.

EXAMPLE PROPERTY PHYSICAL/CHEMICAL?

2. Aluminum reacts in air forming a whitish layer

3. At 0°C water freezes

4. Glycerol is a thick liquid that pours slowly

5. Chalk shatters when dropped

6. Salt is a white solid

7. Diamonds do not scratch or dent easily

8. Paper burns when brought near an open flame

9. Sulfur dioxide reacts with water vapour to produce acid rain

Column A Column B

10. _______ Periodic Table of Elements

11. _______ Chemical property

12. _______ Physical property

13. _______ Qualitative property

14. _______ Quantitative property

15. _______ Chemical change

16. _______ Physical change

17. _______ Compound

18. _______ Heterogeneous mixture

19. _______ Bohr-Rutherford Diagram

A. a characteristic of a substance such as colour, viscosity B. a substance composed of two or more elements chemically

combined C. when a substance changes state or form, such as water turning to

steam or a piece of paper being torn D. a system of organizing pure substances by their atomic number E. describes a substance using measurements such as mass, volume,

density F. picture of an atom showing its electron arrangment G. describes how a substance reacts or changes with other substances H. a mixture with two or more visible parts I. when a substance changes into a new substance, it has clues such

as change of colour J. describes how a substance appears, feels, or smells using words

20. Classify the following as a physical (P) or chemical (C) change: a. Solid mothballs turn into a gas. __________ c. Copper rusts when exposed to air. ________ b. Alcohol burns to produce a blue flame. _________ d. Liquid sugar hardens into a solid. _________ 21. Fill in the blanks to complete the following chart:

Subatomic particle Proton

Location in atom Orbiting the nucleus

Charge Neutral

SNC1P EXAM REVIEW: CHEMISTRY UNIT Name: __________________

22. Dakota subjects a mysterious substance to various tests. He breaks it and sees that it shatters like glass. He boils it and records the temperature at which it boils. Subjecting it to fire indicates that it readily lights on fire. Exposing it to light over time shows a reaction.

a. Identify 2 physical properties he tested: ______________________________________________________

b. Identify 2 chemical properties he tests: ______________________________________________________ 23. Identify the following substances as elements (E), compounds (C), solutions (S) or mixtures (M).

a. gold ________ b. saltwater _______ c. carbon dioxide _________ d. meatball soup ________ 24. Convert the following units:

a. 2.05 L = _______________ mL b. 420 g = ______________ kg c. 12 mL = _______________ L d. 4560 mg = ______________ g

25. Calculate the following, show your work.

a. An object has mass of 25 g and 5 mL.

Calculate its density in g/mL.

b. A block of aluminum has a density of 9

g/cm3. Find its volume if it weighs 27 g.

26. What is the volume of the liquid in the picture? What is the mass on the triple-beam balance?

________________________ _____________________

27. Fill in the missing values in the table below.

Element Symbol Atomic Mass Atomic Number # electrons # protons # neutrons

Na 23 11

Aluminum 13 14

Be 9 4

28. Provide 2 characteristics of each type of element in the table below.

METALS NON-METALS METALLOIDS

m

D V

kg

g

mg

L

mL

SNC1P ASTRONOMY REVIEW

_______ 1. Which is the smallest planet? a) Jupuiter b) Mercury c) Mars d) Earth

_______ 2. How long does it take for Earth to complete one revolution?

a) 1 month b) 365 days c) 1 day d) 24 hours

_______ 3. Which of the following consist of only stars? a) Constellation b) Galaxy c) Universe d) Solar system

_______ 4. How are the outer planets characterized?

a) gaseous and large

b) gaseous and small

c) large and wet d) solid and rocky

_______ 5. An object that gives off its own light is called:

a) Bright b) Luxurious c) Luminous d) Fluorescent

_______ 6. Choose the planet that is completely different from the other three. a) Mercury b) Mars c) Venus d) Neptune

_______ 7. Which planet has red soil?

a) Earth b) Mercury c) Saturn d) Mars

_______ 8. An Earth day is based on: a) the Earth’s

rotation b) the Earth’s revolution c) the Moon’s

rotation d) the Sun’s

rotation

_______ 9. What is a small rock from outer space that hits the Earth? They are leftover after creating a burning streak of light across the sky.

a) asteroid b) comet c) meteoroid d) meteorite

MATCHING

____________ meteor 1. a large chunk of rock that orbits the Sun but is not a planet

____________ Earth 2. orbits a planet

____________ galaxy 3. a chunk of frozen ice and dust that travels in a long orbit around the Sun

____________ Uranus 4. a rock from space that burns up in the Earth’s atmosphere

____________ comet 5. largest planet

____________ asteroid 6. furthest planet from the Sun

____________ Venus 7. planet that is tipped on its side compared to others

____________ Neptune 8. consists of stars, planets, and interplanetary dust

____________ Jupiter 9. planet with the hottest temperatures

____________ moon 10. has water and oxygen

TRUE OR FALSE? If it is false, correct the underline word to make the statement true.

_______ 1. Stars are larger than planets. ___________________

_______ 2. Comets originate from our solar system. ___________________

_______ 3. Jupiter is the largest object in our solar system. ___________________

_______ 4. The hottest planet is Uranus. ___________________

_______ 5. Terrestrial planets are made of gas. ___________________

_______ 6. The outer planets are also known as gas giants. ___________________

_______ 7. Neptune has the longest year since it is closest to the Sun. ___________________

WRITTEN ANSWER 1. Describe 2 differences between a “shooting star” and a comet.

2. Name the terrestrial planets.

3. Name the gaseous planets.

4. Give 2 differences between terrestrial and gaseous planets.

5. List the planets in order starting with the furthest from the Sun.

6. Which planet has the shortest year? How do you know?

7. Use your knowledge of astronomy to order the following in decreasing size:

solar system, sun, moon, comet, meteoroid, galaxy, planet

SNC1P EXAM REVIEW: ELECTRICITY UNIT Name _______________________________

_______ 1. What electrical charge does a proton have? a) positive b) negative c) neutral d) electron

_______ 2. Which of the following is an example of a conductor?

a) rubber b) copper c) plastic d) wood

_______ 3. What can be said about one object that gained electrons and the other object lost electrons: a) They were charged by friction. b) They are uncharged. c) They have the same charge. d) Their protons moved.

_______ 4. Two objects have the different charges. What would the objects do when they are placed near each other?

a) repel b) attract c) do nothing d) move apart

_______ 5. When electrons flow in a circuit, they enter the battery into the: a) Neutral terminal b) Negative terminal c) Positive terminal d) Voltage terminal

_______ 6. Which of the following statements is part of the law of electric charges?

a) Neutral objects attract each other.

b) Unlike charges repel each other.

c) Like charges attract each other.

d) Like charges repel one another.

_______ 7. Which diagram represents an open switch?

a)

b)

c)

d)

_______ 8. Where do we see electricity occur naturally in our everyday lives?

a) rain b) ocean currents c) lightning d) volcanoes 9. Match the following definitions by writing the letter that best matches each term in the column below. ____________ conductor a) Provides energy and moves the electric charges in a circuit.

____________ Amperes (A) b) The unit for resistance.

____________ voltage c) The flow of electric charges moving in a circuit.

____________ Volts (V) d) The unit for current.

____________ current e) Slows down the flow of electric charges in a circuit.

____________ resistance f) A substance that cannot carry electric charges, it stops the flow of charges.

____________ Ohms (Ω) g) The unit for voltage.

____________ insulator h) A substance that carries electric charges in a circuit, such as a wire.

State the Law of Electric Charges: 10. The 3 types of charges a substance can have are: __________________________________________________________.

11. Like charges ___________________________ each other and unlike charges ___________________________ each other.

12. ]Neutral objects ________________________________________ each other.

Definitions: 13. What is charging by friction? ________________________________________________________________________________________

14. What is a conductor? Give 2 examples._________________________________________________________________________________

15. What is an insulator? Give 2 examples._________________________________________________________________________________

16. What does it mean to ground? Describe the process and what is occurring. ___________________________________________________

17. If you rub your sneaker on a carpet and then touch a friend, you may see a spark. Explain what the spark is. _________________________

18. What is the difference between current and resistance? ____________________________________________________________________

CIRCUIT DIAGRAMS: Fill in the table below.

Object Symbol Function – What does it do? Wires

Switch

Batteries

Resistor

Motor

Light Bulb

19. Draw the following circuit diagrams using straight lines and

proper symbols. a) Draw a 2-cell battery that is connected in series with a

light bulb and a motor. Draw the motor next to the negative terminal of the battery and the light bulb next to the positive terminal of the battery. Put an open switch between the motor and light bulb. Label the flow of electrons with arrows.

Will the light bulb be on? _______ Will the motor be on? _______

b) Draw a 3-cell battery that is connected in parallel with 2 motors. Include switches that will control each motor independently. Draw the switches so that 1 motor is on and the other motor is off. Label the flow of electrons with arrows.

Will both motors be on? ______ What can you do to make both motors work? ______

20. What does each stand for? V is ________________, I is __________________, R is ______________.

a) Use the triangle to write the formulas for each variable:

V = R I

b) Calculate the current running through a circuit with 120 V and 20 Ω (ohms) of resistance. Include units!

c) Calculate the voltage running through a circuit with 0.5 A and 20 Ω (ohms) of resistance. Include units!

V

I R