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Review- Matter & Energy

Total questions: 91

Worksheet time: 1hrs 13mins

Name
Class
Date
1.
Where does most of the energy go for this transformation.
a)
heat
b)
electrical
c)
light
d)
joules
2.

Which bulb is the most efficient?

a)

Filament bulb

b)

LED light

c)

CFL lamp

3.

The starting chemical in a reaction is called a ________.

a)

products

b)

initializer

c)

compounds

d)

reactants

4.

The products are generally found ____________ the arrow in a chemical reaciton.

a)

left of

b)

right of

c)

above

d)

below

5.

What is the scientific name for when a substance ‘disappears’ into water?

a)

combustion

b)

double displacement

c)

dissolving

d)

synthesis

6.

The scientific theory that matter is neither created nor destroyed in regular chemical reactions is called the _______________.

a)

conservation of mass

b)

kinetic molecular theory

c)

conservation of energy

d)

theory of relativity

7.

Which best describes the meaning of the arrow between the HCl and FeCl3?

a)

produces

b)

combusts

c)

dissolves

d)

reacts with

8.

Which best describes the meaning of the '+' between the Fe and HCl?

a)

produces

b)

combusts

c)

dissolves

d)

reacts with

9.

What state of matter does this best model?

a)

solid

b)

liquid

c)

gas

d)

aqueous

e)

plasma

10.

What state of matter does this best model?

a)

solid

b)

liquid

c)

gas

d)

aqueous

e)

plasma

11.

What state of matter does this best model?

a)

solid

b)

liquid

c)

gas

d)

aqueous

e)

plasma

12.

Heat energy is also called

a)

Nuclear Energy

b)

Radiant Energy

c)

Mechanical Energy

d)

Thermal Energy

e)

Chemical Energy

13.
Energy due to motion is ____________ energy. 
a)
Potential 
b)
Energy
c)
Kinetic
d)
Friction
14.
The faster an object moves, the ________ kinetic energy it has. 
a)
more
b)
less
c)
none of the above
d)
all of the above 
15.
Which of the following terms identifies the change from a liquid to solid?
a)
Melting
b)
Condensation
c)
Vaporization
d)
Freezing
16.
Which of the following terms identifies the change from a liquid to gas?
a)
Vaporization
b)
Condensation
c)
Deposition
d)
Sublimation
17.
Phase change from a solid to a liquid.
a)
melting
b)
sublimation
c)
boiling
d)
condensation
18.
What happens to particles when they are heated?
a)
They speed up and spread out
b)
They slow down and compress
c)
They stop moving
d)
They move closer together and speed up
19.

At what temperature in degrees Celsius does water freeze?

a)

150

b)

0

c)

200

d)

32

20.

When ice sits out on a counter and melts, it is because the ice has...

a)

gained mass

b)

gained energy

c)

lost mass

d)

lost energy

21.

When water sits in the freezer and freezes into ice, it is because the water has...

a)

gained mass

b)

gained energy

c)

lost mass

d)

lost energy

22.

The transfer of thermal energy from a warmer object to a cooler one is...

a)

Heat

b)

Volume

c)

Kinetic Energy

d)

Temperature

23.
In an exothermic reaction, heat is ...
a)
taken in
b)
given out
24.

The attraction between particles gives solids a definite

a)

shape and volume

b)

shape and color

c)

shape and position

d)

flow and radius

25.

When the temperature of a substance is lowered, its particles

a)

vibrate more quickly

b)

stop vibrating completely

c)

escape the attractive forces of the other particles

d)

vibrate more slowly

26.

Why can people on one side of a room smell the scent of an air freshener sprayed on the opposite side of the room?

a)

The molecules of air freshener have thermally expanded

b)

The air pressure where the freshener was sprayed is greater than in the rest of the room

c)

The molecules of air freshener spread out until they are evenly distributed throughout the room

d)

The molecules of air freshener are amorphous

27.
Solids are described as having a 
a)
definite shape and indefinite volume
b)
indefinite shape and indefinite volume
c)
definite shape and definite volume
d)
indefinite shape and definite volume
28.
Which state of matter take up ALL the space inside a container? 
a)
solid
b)
liquid
c)
gas
d)
all of the above
29.
Which state of matter has a definite shape?
a)
solid
b)
liquid 
c)
gas
d)
plasma
30.

The state of matter depends on its

a)

volume

b)

temperature

c)

weight

d)

mass

31.

The picture shows...

a)

a solid

b)

a liquid

c)

a gas

32.

The picture shows...

a)

a solid

b)

a liquid

c)

a gas

33.

What is matter?

a)

Anything that takes up space and has mass

b)

A substance with fixed composition

c)

Two or more substances physically combined

d)

A mixture with variable composition

34.

What is an element?

a)

A substance with fixed composition

b)

Two or more elements chemically combined

c)

The simplest form of matter from which more complex substances are made

d)

A mixture with variable composition

35.

What is a compound?

a)

A substance with fixed composition

b)

Two or more elements chemically combined

c)

The simplest form of matter from which more complex substances are made

d)

A mixture with variable composition

36.

What is a homogeneous mixture?

a)

A mixture where components are evenly distributed

b)

A mixture where substances are not evenly spread out

c)

A mixture where small particles remain dispersed throughout

d)

A mixture where larger particles settle out over time

37.

What is a heterogeneous mixture?

a)

A mixture where components are evenly distributed

b)

A mixture where substances are not evenly spread out

c)

A mixture where small particles remain dispersed throughout

d)

A mixture where larger particles settle out over time

38.

Which of the following is an example of a compound?

a)

Oxygen

b)

Gold

c)

Water

d)

Helium

39.

What is a chemical change?

a)

A change in the composition and properties of a substance

b)

A change in the physical appearance of a substance

c)

A change in the state of matter of a substance

d)

A change in the temperature of a substance

40.

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

a)

A nail rusting

b)

Ice melting

c)

Wood burning

d)

A banana ripening

41.

What evidence do we have for chemical rearrangements at the atomic level?

a)

Observation of mass conservation

b)

Observation of color change

c)

Observation of temperature change

d)

Observation of gas bubbles

42.
Blue Color: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
43.
When a liquid reaches the temperatures of its ___, it can become a gas.
a)
melting point
b)
freezing point
c)
boiling point
d)
density
44.
When a solid reaches the temperatures of its ___, it can become a liquid.
a)

melting point

b)

freezing point

c)

boiling point

d)

density

45.
A description of objects that can be measured and observed.
a)
gas
b)
mustangs
c)
physical properties
d)
melting point
46.
At higher temperatures
a)
particles in an object have less energy
b)
particles in an object move faster
c)
a gas contracts
47.

any characteristic of matter that you can observe without changing the identity of the substances that make it up

a)

physical property

b)

chemical property

c)

periodic table

d)

conglomerate

48.

a characteristic of matter you observe as it reacts or changes into a different substance

a)

physical property

b)

chemical property

c)

periodic table

d)

conglomerate

49.

the amount of matter in an object

a)

mass

b)

weight

c)

volume

d)

density

50.

the mass per unit volume of a substance

a)

mass

b)

weight

c)

volume

d)

density

51.

the ability of one material to dissolve in another

a)

solubility

b)

boiling point

c)

melting point

d)

state of matter

52.

the state of being solid, liquid, or gas

a)

solubility

b)

boiling point

c)

melting point

d)

state of matter

53.

allows some materials to attract certain metals

a)

magnetism

b)

malleability

c)

ductility

d)

electrical conductivity

54.

the ability of a type of matter to burn easily

a)

flammability

b)

rust

c)

solubility

d)

conductivity

55.

Solubility (dissolves)

a)

Physical Proeprty

b)

Chemical Property

56.
Density
a)
Physical Property
b)
Chemical Property
57.
Is milk going sour a physical or chemical change?
a)
Physical 
b)
Chemical
58.
Ability to rust is this type of property:
a)
Physical property
b)
Chemical property
59.
Is Gatorade powder dissolving in water physical or chemical change?
a)
Physical 
b)
Chemical
60.
What would be the effect on the particles if more heat is supplied to the system?
a)
They would slow down
b)
They would stop moving
c)
They would speed up
d)
There would be no effect
61.
Thermal energy ALWAYS moves from _____ to _____.
a)
solid to liquid
b)
ice to water
c)
hot to cold
d)
solid to gas
62.

If two objects have different temperatures, heat will flow from the warmer object to the cooler one UNTIL ____________

a)
one reaches a temperature of zero
b)
they both have an equal temperature
c)
one runs out of energy
63.
The movement of thermal energy from an object at a higher temperature to an object at a lower temperature is called ____________.
a)
thermal
b)
expansion
c)
temperature
d)
heat
64.
The total energy of all the particles in a substance is called: 
a)
temperature
b)
thermal energy
c)
degrees
d)
mass
65.
If the specific heat of water is 4,186 J/kg∙°C, how much heat is required to increase the temperature of 1.2 kg of water from 23 °C to 39 °C? 
a)
-80,371.2
b)
44,938.6
c)
80,371.2
d)
112,575.9
66.
Water molecules have the greatest kinetic energy in
________________
a)
Ice at 0 °C.
b)
Water at 373 K.
c)
Water at 98 °C
d)
Steam at 150 °C.
67.
The unit Joules is for ___________
a)
heat energy
b)
temperature
c)
specific heat
68.
Air
a)
Heterogeneous
b)
Homogeneous
69.
Soil
a)
Heterogeneous
b)
Homogeneous
70.
Pizza
a)
Heterogeneous
b)
Homogeneous
71.
Sugar water
a)
Heterogeneous
b)
Homogeneous
72.

What phase change happens when dew forms on leaves? (hint: gas to liquid)

a)

freezing

b)

melting

c)

deposition

d)

condensation

73.

All phase changes need energy added or taken away.

a)

True

b)

False

74.

Which points are the phase changes?

a)

A,C and E

b)

B and D

c)

A and C

d)

B and E

75.

At what point is the substance liquid?

a)

B

b)

A

c)

C

d)

D

76.
In an exothermic reaction, heat is ...
a)
taken in
b)
given out
77.

In an endothermic reaction, heat is ...

a)

taken in

b)

given out

78.
During an endothermic reaction in a beaker if we are part of the surroundings and touched the beaker, it would feel _______. 
a)
Warm
b)
Cold
79.
If a chemical reaction is EXOTHERMIC, the temperature would....
a)
Stay the same
b)
Increase
c)
Decrease
80.
What type of reaction is shown in the photo?
a)
Exothermic
b)
Isothermic
c)
Endothermic
d)
None of the  above
81.

What is an element?

a)
An element is a type of weather phenomenon.
b)

An element is a substance that cannot be broken down into simpler substances .

c)
An element is a type of animal.
d)
An element is a type of rock.
82.

Is gold a pure element?

a)

YES

b)

NO

83.

A ​ (a)   is made of all the same​ (b)   and not able to be broken down into anything ​ (c)   ​

Choose from the below words
Pure Substance
atoms
smaller.
larger
elements
84.

Why is this a molecule?

a)

it has more then 2 atoms

b)

not a pure substance

c)

Has more than 2 atoms of different elements.

d)

it is not a molecule.

85.

Match the molecules

a)

1.

H2O

b)

2.

O2

c)

3.

CO2

d)

4.

NaCl

e)

5.

C₆H₁₂O₆

86.

An element is a ___ that cannot be separated into simpler substances by physical or chemical means.

a)

pure substance

b)

mixture

c)

solution

d)

compound

87.

Which of the diagrams below represent a mixture?

a)

A

b)

B

c)

C

d)

D

88.

How many elements are in the compound Fe2O3?

a)

0

b)

1

c)

2

d)

3

89.

The smallest particle of matter

a)

Element

b)

Compound

c)

Atom

d)

Chemical

90.

Compounds are formed when

a)

Atoms break apart

b)

One atom exists

c)

More than two atoms bond together

d)

More than two atoms combine

91.

Is this a compound or element?

a)

compound

b)

element

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