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GS1 EOC Fall Review

Total questions: 107

Worksheet time: 1hrs 6mins

Name
Class
Date
1.

What is a variable?

a)

What is being measured during an experiment

b)

The colors of the rainbow

c)

a partially chewed packed of Skittles

2.

What is Control VARIABLE?

a)

Variables that remain constant

b)

A variable that is changed in an investigation.

c)

A variable that is observed in an investigation.

3.

What is Independent VARIABLE?

a)

Variables that remain constant

b)

A variable that is changed in an investigation.

c)

A variable that is observed in an investigation.

4.

What is Dependent VARIABLE?

a)

Variables that remain constant

b)

A variable that is changed in an investigation.

c)

A variable that is observed in an investigation.

5.

A custodian notices some dirty tables and wants to know which cleaner is the best to use. He tests three different cleaners and looks at how well they clean compared to tap water. What is the independent variable?

a)

type of cleaner

b)

tap water

6.

A custodian notices some dirty tables and wants to know which cleaner is the best to use. He tests three different cleaners and looks at how well they clean compared to tap water. What is the control group?

a)

type of cleaner

b)

tap water

7.

How long is your pencil?

a)

15 meters (m)

b)

15 centimeters (cm)

8.
Volume is 
a)
the amount of space an object takes up.
b)
the amount of matter in an object.
c)
the distance from one point to another.
d)
the amount of heat in a substance.
9.

The ______ of an object tells us how long or short the object is.

a)

mass

b)

length

c)

capacity

d)

time

10.

What is the meniscus that you use when finding liquid volume?

a)

the bottom of the cylinder.

b)

the top of the cyclinder.

c)

the curve in the liquid level where you take the measurement.

d)

the type of cylinder that you use to measure liquid volume.

11.

What is the volume of the beaker?

a)

48 mL

b)

44 mL

c)

48.0 mL

d)

44.0 mL

12.

What is the volume in the graduated cylinder?

a)

24 mL

b)

29.0 mL

c)

24.0 mL

d)

29 mL

13.

What is the mass on the triple beam balance?

a)

37.3 g

b)

37.0 g

c)

37 g

d)

30.7 g

14.

What is the mass on the triple beam balance?

a)

88.0 g

b)

288.00 g

c)

288 g

d)

288.0 g

15.

What is the length is the arrow pointing at in the picture?

a)

1.5 cm

b)

1.6 cm

c)

1.60 cm

d)

1.70 cm

16.

What is the length shown by letter E?

a)

6.0 cm

b)

6.6 cm

c)

6.60 cm

d)

66 mm

17.

Where does the independent variable go on the graph?

a)

y-axis (vertical)

b)

x-axis (horizontal)

18.

Where does the dependent variable go on the graph?

a)

y-axis (vertical)

b)

x-axis (horizontal)

19.

What type of graph should be used for this data?

a)

Line graph

b)

Column graph

20.

How much does it cost to have your lawn mowed for 2 hours?

a)
$16
b)
$17
c)
$18
d)
$19
21.

What is the independent variable?

a)
cost of mowing
b)
Moe's Mowing Service
c)
$18
d)
Mowing Time
22.

How many students said basketball was their favourite sport?

a)

9

b)

5

c)

6

d)

4

23.
Look at the line graph.  Which statement is consistent with the line graph?
a)
The ability of air to hold moisture increases as temperature increases.
b)
The ability of air to hold moisture decreases as temperature increases.
c)
The ability of air to hold moisture decreases and then increases as temperature increases.
d)
The ability of air to hold moisture stays the same regardless of temperature. 
24.
How long was the hair on day 60?
a)
20.0 cm
b)
21.0 cm
c)
22.5 cm
d)
23.0 cm
25.

The positively charged particle in an atom.

a)

Proton

b)

Neutron

c)

Electron

d)

Nucleus

26.

The center of an atom where its neutrons and protons are is called the _____________.

a)

nucleus

b)

electron cloud

c)

center

27.

The mass number of an atom is the mass of ______ + _____

a)

protons + neutrons

b)

protons + electrons

c)

neutrons + nucleus

d)

protons + nucleus

28.

Atoms bond together in different ways to make ________________.

a)

Substances

b)

Matter

c)

Molecules

29.

All matter is made of _________.

a)
energy 
b)
atoms 
c)
electrons 
d)
compounds 
30.
If an atom has 3 electrons, how many protons does it have?
a)
1
b)
2
c)
4
d)
3
31.

The subatomic particles that make up an atom.

a)

solid, liquid, gas

b)

electrons, protons, nucleus

c)

energy, protons, nucleus

d)

electrons, protons, neutrons

32.

__________ are negatively charged particles that are in the orbitals around the nucleus.

a)

protons

b)

nucleus

c)

neutrons

d)

electrons

33.

The smallest part of any element. Made up of protons, neutrons and electrons.

a)

Atom

b)

AMU

c)

Ion

d)

Isotope

34.

Which list contains only objects made up of atoms?

a)

steel, water, sand, dolphin

b)

light, rock , apple, squirrel

c)

palm tree, electricity, salt, air

d)

paper, vinegar, heat, helium

35.

How many neutrons does nitrogen have?

a)

7

b)

14

c)

0

d)

6

36.

Which of the following is a example of physical change ?

a)

burning of wood

b)

photosynthesis

c)

melting of ice-cream

d)

ripening of fruit

37.

A chemical change may involve

a)

Evolution of gas

b)

Change in temperature

c)

Change in colour

d)

All of the above

38.

When a candle burns, both physical and chemical changes occurs.

a)

True

b)

False

39.

Which of the following is an example of a physical change?

a)

a bike rusting

b)

toast burning

c)

butter melting

d)

food spoiling

40.

Which of the following examples provides evidence of a PHYSICAL change?

a)

Wood is burned and releases ash and smoke

b)

Iron rusts over time

c)

When mixed, baking soda and vinegar form gas bubbles

d)

Boiling water bubbles when heated

41.

A white tablet is dropped into water. The water becomes cloudy and bubbles are produced. What type of change has occurred?

a)

Physical change

b)

Chemical change

c)

No change

42.

Which observations prove a chemical change occurred

a)

Dissolving and expected color change

b)

Mixing and dissolving

c)

State of matter change and boiling water bubbles

d)

Unexpected color change and temperature change

43.

What is physical change?

a)

How two chemicals react with one another when combined

b)

A property that we can measure or observe with our 5 senses or other tools

c)

When two chemicals react with one another to form a new substance

d)

When a change occurs but it does not result in the formation of a new substance

44.
Is glass breaking a chemical or phyiscal change?
a)
chemical
b)
physical
45.

Which of the following is a sign that a chemical reaction (or change) has occurred?

a)

change in shape

b)

melting

c)

formation of a gas

d)

dissolving

46.

Students mixed two liquids in a beaker and listed their observations. Based on these observations, which statement contains the best evidence that a chemical reaction occurred?

a)

There is a change in shape.

b)

There is a change in volume.

c)

The two liquids mix into a solution.

d)

The two liquids form a new substance.

47.

Which statement best describes evidence that a chemical reaction occurs as a cake bakes?

a)

The water in the cake batter evaporates.

b)

The cake rises as gas bubbles form in the baking cake.

c)

The cake takes the shape of the container in which it is baked.

d)

The water in the cake batter is used to keep the cake moist as it bakes.

48.
Substances present at the start of a chemical reaction
a)
subscripts
b)
coefficients
c)
reactants
d)
products
49.
Substances that form as the result of a chemical reaction
a)
products
b)
reactants
c)
coefficients
d)
subscripts
50.
If reaction starts with 20g of reactants it should produce 
a)
a total of 40g of products
b)
a total of 10g of products
c)
a total of 80 g of products
d)
a total of 20g of products
51.
Matter can not be created nor destroyed: it can only be
a)
Destroyed a little bit
b)
Invisible
c)
Transformed, changed
d)
None of the above
52.

Which of the models of a chemical reaction best represents the Law of Conservation of Mass?

a)

A

b)

B

c)

C

d)

D

53.

A student heated a 10 gram sample of a chemical in an open container. A chemical reaction occurred, and the mass of the sample was measured again. The mass of the sample was found to be less than before the reaction. Which of the following best explains the decrease in mass of the sample?

a)

The heat caused the chemical to become less dense.

b)

The reaction gave off more heat than was added.

c)

Some of the lighter particles were destroyed.

d)

Some of the particles escaped as a gas formed.

54.
What will happen to the mass of the product if I double the mass of the reactants?
a)
It will decrease by half.
b)
It will increase by half.
c)
It will double in amount.
d)
The mass remains the same.
55.

Which is an example of a Solid?

a)
b)
c)
d)
56.

What state describes the matter inside of a balloon that causes it to float?

a)

gas

b)

solid

c)

volume

d)

liquid

57.

What state of matter has a definite size and takes the shape of its container?

a)

solid

b)

liquid

c)

gas

d)

volume

58.
At higher temperatures
a)
particles in an object have less energy
b)
particles in an object move faster
c)
a gas contracts
59.

Evaporation is the change of state of a

a)

Gas to solid

b)

Liquid to Gas

c)

Solid to liquid

d)

Liquid to Solid

60.

What is the state change that occurs, when ice turns into a liquid?

a)

Boiling

b)

Condensation

c)

Melting

d)

evaporation

61.

A substance that takes the shape and volume of its container is a

a)

solid

b)

liquid

c)

gas

d)

crystal

62.

In a _______ the molecules are close together.

a)

solid

b)

liquid

c)

gas

63.

All _______ can move and flow.

a)

liquids

b)

solids

c)

gases

64.

A ________ has no shape and no size.

a)

gas

b)

liquid

c)

solid

65.

Phases of matter change because the amount of energy has

a)

increased

b)

decreased

c)

stayed the same

d)

increased or decreased

66.

Phases of matter become different because

a)

atoms have the amount of energy to change into a new phase

b)

atoms have enough energy to move faster

c)

atoms have lost energy and move slower

d)

atoms amount of energy stays the same

67.
In this image, what are the information in red is called the_______.
a)
Product
b)
Reactant
c)
Chemical Subscript
d)
Coefficient
68.
In this image, what are the information to the right of the arrow (in black) is called the_______.
a)
Product
b)
Reactant
c)
Chemical Subscript
69.
At the end of chemical reactions, what is the total mass of the reactants compared to the total mass of the products?
a)
the product is doubled
b)
the product is half the mass of the reactants
c)
the mass is the same
d)
the mass changes depending on the reaction
70.
Why is the following chemical equation not balanced?
H2 + O2 --> H2O
a)
each side of the equation has a different number of oxygen atoms
b)
each side of the equation has a different number of hydrogen atoms
c)
each side has the same mass
71.
How many atoms of aluminum are on each side of the following equation: 4Al + 3O2 --> 2Al2 O3
a)
2
b)
6
c)
1
d)
4
72.
Is the following equation balanced or unbalanced?
Fe + S --> FeS
a)
balanced
b)
unbalanced
73.

The small numbers in a chemical formula:

(the BLUE numbers)

a)

Subscripts

b)

Coefficients

c)

Numbers

d)

Molecules

74.
The red numbers in the image below represent ________
a)
subscripts
b)
coefficients
c)
I don't know, and don't want to try
d)
None of the answers are correct
75.
Exothermic reactions...
a)
Absorb energy
b)
Release energy
c)
Release Color
d)
Absorb Color
76.
In an endothermic reaction, heat is ...
a)
taken in or absorbed
b)
given out or released 
77.
Have you ever eaten sherbet sweets candy? They fizz in your mouth and your tongue feels cold. Why do you think that is?
a)
It is an exothermic reaction
b)
It is an endothermic reaction
c)
It is made of ice
d)
It is dissolving your mouth
78.

02 (g)+ 2H2-------------2H20 + Energy

a)

endothermic

b)

exothermic

79.

6CO2 + 6H20 + Energy --------------- C6 H12 06 + 6O2

a)

endothermic reaction

b)

exothermic reaction

80.

_____ reactions usually feel hot!

a)

endothermic

b)

exothermic

81.

What type of reaction is occurring in the image?

a)

Endothermic

b)

Exothermic

c)

Catalyst

d)

Inhibitor

82.

What type of reaction is occurring in the image?

a)

Endothermic

b)

Exothermic

c)

Cataylst

d)

Inhibitor

83.

Photosynthesis

a)

endothermic

b)

exothermic

84.
If a chemical reaction is EXOTHERMIC, the temperature would....
a)
Stay the same
b)
Increase
c)
Decrease
85.
Surrounding temperature gets cold
a)
Endothermic
b)
Exothermic
86.

The initial temperature was measured to be 20oC and the final temperature was 45oC. The reaction was

a)

exothermic

b)

endothermic

87.

The initial temperature was measured to be 20oC and the final temperature was 10oC. The reaction was

a)

exothermic

b)

endothermic

88.

Which phrase best describes the function of mitochondria?

a)

Located in the cytoplasm

b)

Bacteria-sized organelle

c)

Converts energy for cell use

d)

Contains a folded inner membrane

89.

Which cell organelle stores DNA?

a)

Cell wall

b)

Cell membrane

c)

Vacuole

d)

Nucleus

90.

The purpose of the cell wall is to-

a)

regulate what goes into and out of a cell

b)

control the functions of a cell

c)

convert energy from food into energy for a cell

d)

provide structure for a cell

91.

Which of the following statements accurately represents the differences in plant and animal cells?

a)

Only plant cells have a cell wall, chloroplasts, and a large vacuole.

b)

Only animal cells have a cell wall, chloroplasts, and a large vacuole

c)

Only plant cells have a cell membrane, mitochondria, and cytoplasm

d)

Only animal cells have a cell membrane, mitochondria, and cytoplasm

92.

The primary function f the chloroplast is to-

a)

convert food into energy a cell can use

b)

control the functions of a cell and control genetic traits

c)

convert radiant energy into chemical energy through photosynthesis

d)

store water and nutrients

93.

Students observed cells under the microscope. They observed that the cells had a cell wall, cell membrane, nucleus, and many chloroplasts. Which observation helps students identify the type of cell observed?

a)

The presence of a nucleus means the cells are from a plant.

b)

The presence of a cell membrane means that the cells are from an animal

c)

The presence of chloroplasts means that the cells are from a plant

d)

The presence of a cell wall means that the cells are from an animal

94.

According to cell theory, what do each of the following organisms have in common?

   

a)

They can all reproduce by spontaneous generation.

b)

Each organism is able to photosynthesize.

c)

Cells are the basic unit of structure for each organism.

d)

They are all made up of the same kinds of atoms.

95.

Which of the following do all living things have in common?

a)

Cells held up by cell walls

b)

The method to get water and food into their cells

c)

Cells made from pre-existing cells

d)

Special cells that can do many different things

96.
What do scientists call the parts of a cell?
a)
Pieces
b)
Sections
c)
Organelles
d)
None of the above
97.
This organelle is where plants do photosynthesis.
a)
Mitochondria
b)
Lysosome
c)
Chloroplast
d)
Vacuole
98.

What are the reactants of photosynthesis? (Check All That Apply

a)

Glucose

b)

Oxygen

c)

Water

d)

Carbon Dioxide

e)

Light Energy

99.

What are the products of photosynthesis? (Check All That Apply

a)

Glucose

b)

Oxygen

c)

Water

d)

Carbon Dioxide

e)

Light Energy

100.

Which of the following is considered usable energy for cell?

a)

Glucose

b)

ATP

c)

Proteins

d)

Carbon Dixoide

101.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
102.

What are the 3 reactants of photosynthesis? The reactants are the things needed for photosynthesis to occur.

a)

oxygen, glucose, sunlight

b)

sunlight, oxygen, water

c)

water, oxygen, carbon dioxide

d)

carbon dioxide, sunlight, water

103.

The release in energy from the sugar that are in plant and animal cells is called...

a)

photosynthesis

b)

transpiration

c)

cellular respiration

d)

transition

104.

Why is photosynthesis important for humans and animals?

a)

the oxygen we breath is created during photosynthesis

b)

the carbon dioxide we breath is created during photosynthesis

c)

the water we drink is created during photosynthesis

d)

the food we eat is created during photosynthesis

105.

What are the reactants (taken into) of cellular respiration? (Mark all of them!)

a)

oxygen

b)

glucose

c)

carbon dioxide

d)

water

e)

energy

106.

Where do animals get the glucose that is needed for cellular respiration?

a)

from the exercise they get

b)

from the water they drink

c)

from the food they eat

d)

from the sunlight they get

107.

Which process releases the highest amount of energy?

a)

anaerobic fermentation

b)

aerobic respiration

c)

photosynthesis

d)

protein synthesis

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