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EOY review

Total questions: 67

Worksheet time: 2hrs 14mins

Name
Class
Date
1.

What do all waves transfer?

a)

Matter

b)

Heat

c)

Electricity

d)

Energy

2.

What type of wave is this?

a)

Longitudinal

b)

Transverse

c)

Electromagnetic

d)

x ray

3.
The type of waves that require medium to pass:
a)
Mechanical Waves
b)
Electromagnetic Waves
4.
Which of the following can sound travel through?
a)
solid
b)
liquid
c)
gas
d)
all of the above
5.

Analog signals are:

a)

continuous

b)

discrete

6.

_____ signals use 0s and 1s

a)

digital

b)

analog

7.

_____ signals have greater resolution.

a)

digital

b)

analog

8.

____ signals are more reliable.

a)

digital

b)

analog

9.
What is the formula to calculate speed?
a)
S = t/d
b)
S = d/t
c)
S = d x t
d)
S = t x d
10.

A runner races in the 100 meter dash. It takes her 10 seconds to finish. What is her average speed?

a)

10 m/s

b)

1000 m/s

c)

100 seconds

d)

10 seconds

11.

Speed -

a)

A measure that gives rate of change and position

b)

A measure that dissolves to one unit

c)

A measure of distance an object travels per unit of time.

d)

A measure of distance an object travels per unit of measurement.

12.
Reese can run 10 meters in 5 seconds. What is her speed?
a)
5 meters/sec
b)
2 meters/sec
c)
5 miles/hour
d)
2 miles/hour
13.

When a car goes around a corner at 20 mph, why do we say it accelerates?

a)

The car is accelerating because of the velocity is constant

b)

Cars always accelerate when they are in motion

c)

The car is accelerating because it's changing direction

d)

The car accelerates because it's going 20 mph

14.

Acceleration only takes place when things speed up.

a)

true

b)

false

15.

The type of heat transfer that creates currents in water is called

a)

conduction

b)

radiation

c)

convection

16.

Material that does not transfer heat easily

a)

Conductor

b)

Convection

c)

Radiation

d)

Insulator

17.

Material that transfer heat easily

a)

Conductor

b)

Radiation

c)

Convection

d)

Insulator

18.

This picture shows ________ energy

a)

Potential

b)

Kinetic

19.

This picture shows ________ energy

a)

Potential

b)

Kinetic

20.

This picture shows _____ energy.

a)

mechanical

b)

chemical

c)

thermal

d)

electrical

e)

electromagnetic

21.

This picture shows _____ energy.

a)

mechanical

b)

chemical

c)

thermal

d)

nuclear

e)

electromagnetic

22.

The ability to do work and cause change.

a)

force

b)

motion

c)

energy

d)

mechanics

23.

Which of these are parts of the atom?

a)

Protons, ProAthletes, Neutrons

b)

Neutrons, Protons, Electrons

c)

Mitochondria, Electrons, Protons

d)

Oxygen

24.

Which of these has a negative charge?

a)

Proton

b)

Neutron

c)

Electron

d)

Oatmeal

25.

Which charge does a proton have?

a)

Neutral

b)

Negative

c)

No charge- battery is dead

d)

Positive

26.
In nature, heat always flows from a:
a)
cold object to a warm object.
b)
small object to a big object.
c)
warm object to a cold object.
d)
large object to a small object.
27.
Heat energy from the sun is transferred to Earth by:
a)
conduction.
b)
radiation.
c)
convection.
d)
insulation.
28.
The measure of average kinetic energy of all the particles within an object is called ____________. 
a)
temperature
b)
conduction
c)
radiation
d)
heat 
29.
As the kinetic energy of the molecules in a substance increases, the temperature of the substance __________.
a)
increases
b)
decreases
30.
In which state of matter are molecules moving the slowest?
a)
solid
b)
liquid
c)
gas
d)
all of the above
31.

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

32.

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

33.

the amount of matter in an object

a)

mass

b)

weight

c)

volume

d)

density

34.
What is B?
a)
crest
b)
trough
c)
compression
d)
rarefaction
35.

Why does Light bend when it goes from air to water?

a)

Because it collides with the water molecules as it enters water

b)

Because speed of light changes from air to water

c)

Because water is denser than air it is easier for the light to move from particle to particle

d)

Because as it enters the water Light reflects from molecule to molecule

36.
Calculate the net force of the object in the image shown.
a)
20N
b)
35N
c)
5N
d)
25N
37.
If a force causes an object to move, it's considered a(n) __________________ force.
a)
Balanced
b)
Unbalanced
c)
Massive
d)
Strong
38.

How do you find the net force of this image.

a)

Add up all the arrows

b)

Add a green arrow and the orange arrow.

c)

Subtract all the arrows.

d)

Add the green arrows and subtract the orange arrow.

39.

What is Force?

a)

A pull exerted on an object

b)

A push exerted on an object

c)

A push or pull exerted on an object

d)

Nothing

40.
What is the name of the force that attracts or repels materials?
a)
current
b)
electricity
c)
magnetism
41.
What are the 2 poles of a magnet?
a)
south and west
b)
north and east
c)
north and south
42.
What type of force?
a)
Magnetic
b)
Gravitational
c)
Applied
d)
Normal
43.

In an endothermic reaction, energy is _________.

a)

absorbed

b)

released

44.

_____ reactions usually feel hot!

a)

endothermic

b)

exothermic

45.
After you mix two substances together, a new substance forms.  This is an example of:
 
a)
 Physical Change
b)
 Chemical Change
46.
If a chemical reaction is EXOTHERMIC, the temperature would....
a)
Stay the same
b)
Increase
c)
Decrease
47.
What are the states of matter?
a)
solid, liquid, and juice
b)
solid and liquid
c)
solid and gas
d)
solid, liquid, and gas
48.
Molecules are closest together in a 
a)
Solid
b)
Liquid
c)
Gas
d)
plasma
49.

Which of the following is true as you go from a solid to a gas?

a)

The atoms decrease in speed

b)

The atoms move closer together

c)

The atoms increase in speed

d)

The atoms do not change

50.

Look at the picture. Which state of matter is in beaker A?

a)

Solid

b)

Liquid

c)

Gas

d)

Blue thingys

51.

Look at the picture. Which state of matter is in beaker C?

a)

Solid

b)

Liquid

c)

Gas

d)

Blue thingys

52.
Energy due to motion is ____________ energy. 
a)
Potential 
b)
Energy
c)
Kinetic
d)
Friction
53.
__________ is stored energy. 
a)
Potential
b)
Kinetic
c)
None of the above 
d)
All of the above 
54.
Gravitational potential energy depends on the ________ and ________ of the object. 
a)
Height and mass
b)
Friction and movement
c)
Mass and Movement
d)
Height and Friction 
55.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
56.
The Law of Conservation of Energy states:
a)
Energy can created or destroyed but not transformed 
b)
Energy cannot be created or destroyed, it can only transformed
c)
Energy can't be created, destroyed or transformed
57.
According to the Law of Conservation of energy, the amount of energy before and after a reaction must be the same. Which statement below is true?
a)
The total amount of energy is conserved
b)
The total amount of energy is less after a reaction
c)
The total amount of energy is more after a reaction
58.

What kind of waves can move through a vacuum?

a)

Electromagnetic waves

b)

Mechanical waves

59.

In general, the more energy a wave has the greater the amplitude.

a)

True

b)

False

60.

The amount of energy that is transferred by a wave in an amount of time is

a)

qual to the wave’s speed.

b)

equal to the wave’s frequency.

c)

proportional to the wave’s speed.

d)

proportional to the wave’s frequency.

61.

If a solid that has a mass of 25 grams melts, it should result in a _______ with a mass of _______ grams.

a)

liquid; 0

b)

liquid; 25

c)

solid; 25

d)

gas: 0

62.

The law of conservation of mass says substances can neither be _______ nor ___________.

a)

Built; torn down

b)

Blended together; separated

c)

Created; destroyed

d)

Condensed; extracted

63.

4 grams of hydrogen and 32 grams of oxygen will combine to form:

a)

36 grams of water

b)

28 grams of hydroxide

c)

32 grams of oxygen

d)

36 grams of deuterium

64.

Materials made by humans through chemically changing natural resources are called?

a)

Nonrenewable Resources

b)

Synthetic Materials

c)

Renewable Resources

65.

Natural resources are?

a)

Resources that exist within the environment without humans having to intervene, or put them there.

b)

Resources that exist within the environment through due to human actions.

c)

Organic substrates found deep within the earth's lithosphere

66.

What kind of mixture is shown in the picture?

a)

Homogeneous

b)

Heterogeneous

67.

What kind of mixture is shown in the picture?

a)

Homogeneous

b)

Heterogeneous

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