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Energy Transfers

Total questions: 41

Worksheet time: 25mins

Name
Class
Date
1.

The sun provides ____________ and ____________ energy that can be harnessed and used for solar power.

a)

chemical, sound

b)

mechanical, light

c)

sound, light

d)

light, thermal

2.
This is energy that is stored for later use. 
a)
kinetic energy 
b)
potential energy 
c)
mechanical energy 
d)
electromagnetic energy. 
3.
Light is a form of __________ energy. 
a)
Sound 
b)
Electromagnetic
c)
Fun
d)
Thermal 
4.
This is the energy of vibrating molecules that move through matter. 
a)
sound 
b)
thermal 
c)
mechanical 
d)
electrical 
5.
The is the energy due to the splitting of atoms. 
a)
nuclear 
b)
chemical 
c)
mechanical 
d)
sound 
6.
The energy from the random movement of particles is _______ energy.
a)
chemical 
b)
potential 
c)
thermal 
d)
interesting 
7.
This is the energy of moving electrons. 
a)
nuclear 
b)
electricity 
c)
potential 
d)
sound 
8.
This is the energy that can be released by breaking the bonds between compounds. 
a)
electromagnetic
b)
nuclear 
c)
kinetic 
d)
chemical 
9.
Tony is riding in a roller coaster car. After the car reaches the highest point on the track, it begins moving downward. What happens to the potential energy of the car as it moves?
a)
It is destroyed and lost.
b)
It remains at a constant level.
c)
It is converted to kinetic energy.
d)
It increases as height decreases.
10.

Identify the energy transfer

a)

electrical to chemical to light

b)

kinetic to potential

c)

chemical to electrical to light

d)

light to sound

11.

Identify the energy transfer

a)

mechanical to sound

b)

chemical to electrical

c)

sound to mechanical

d)

thermal to sound

12.

Identify the energy transfer

a)

chemical to kinetic

b)

solar to electrical

c)

thermal to light

d)

electrical to light

13.

Identify the energy transfer

a)

light to electrical to chemical

b)

chemical to electrical to light

c)

electrical to chemical to light

d)

chemical to electrical to solar

14.

Identify the energy transfer

a)

chemical to light

b)

thermal to electrical

c)

chemical to heat

d)

electrical to thermal

15.

Plants need the sun for _____________________ energy.

a)

Light / Radiant

b)

Sound

c)

Chemical

d)

Electrical

16.

What energy transformation occurs when a crock pot is plugged into an outlet and then the control knob is turned "on"?

a)

thermal to electrical

b)

mechanical to thermal

c)

electrical to thermal

d)

electrical to sound

17.

What type of energy transformation happens in hydro-electric power?

a)

kinetic to potential

b)

sound to mechanical

c)

chemical to electrical

d)

mechanical to electrical

18.

What type of energy is stored in batteries or food?

a)

Potential energy

b)

Thermal energy

c)

Chemical energy

d)

Mechanical energy

19.

What energy transformation occurs when an alarm clock rings?

a)

electrical to mechanical, sound

b)

chemical to mechanical,sound

c)

electrical to thermal, chemical

d)

mechanical to mechanical, thermal, sound

20.

List the energy transformations of this object.

a)

Electrical → Mechanical/ Radiant Energy

b)

Electrical → Mechanical / Sound / Thermal Energy

c)

Mechanical → Chemical / Thermal energy

d)

Mechanical→ Electrical energy

21.
Which energy conversion is taking place when you put gasoline in a car?
a)
thermal -> electrical
b)
mechanical -> electrical
c)
chemical -> mechanical
d)
mechanical -> electromagnetic
22.

A stretched rubber band has energy in this energy store

a)

Magnetic

b)

Electrostatic

c)

Elastic

d)

Nuclear

23.

Energy stored in the nucleus of an atom

a)

Nuclear

b)

Magnetic

c)

Electrostatic

d)

Chemical

24.

Identify the energy transfer

a)

light to heat

b)

chemical to mechanical

c)

solar to elecrical

d)

thermal to chemical

25.

What type of energy can be sensed by the eyes?

a)

sound

b)

thermal

c)

electrical

d)

light

26.

A wind-up toy has a spring that stores energy when it is wound up gently. When the toy is released, chemical energy transfers into ____________ energy.

a)

electrical

b)

mechanical

c)

potential

d)

light

27.

Any form of energy can be converted to any other form of energy.

a)

True

b)

False

28.

Which substance can be used as both a coolant and a moderator in a nuclear reactor?

a)

graphite

b)

carbon dioxide

c)

heavy water

d)

helium

29.
Nuclear Power's source comes from _________________.
a)
Uranium or Plutonium
b)
Coal
c)
Natural Gas
d)
Oil and/or Coal
30.
What product does a nuclear power plant produce for its customers?
a)
electricity
b)
a turbine
c)
hot water
d)
steam
31.

Nuclear reactors make heat, which warms water into steam, which turns a _______

a)

Waterwheel

b)

Windmill

c)

Hydroelectric Plant

d)

Turbine

32.

Hydroelectric Power uses what source to create energy?

a)

Fire

b)

Air

c)

Water

d)

Rocks

33.

What are the three parts of a typical hydroelectric plant?

a)

An Electric Plant, Water Plant, Concrete Structure

b)

A reservoir, turbine and a river/dam

c)

An electric plant, river/dam and a reservoir

34.
The water turbine drives the generator which converts  ................
a)
The mechanical energy to electrical energy
b)
The electrical energy to electrical energy
c)
None
35.
Water stored behind the dam is known as …………..
a)
Dam
b)
Penstock
c)
Water reservoir
d)
Spillway
36.
Take the water from reservoir to water turbine.
a)
Dam
b)
Penstock
c)
Surge tank
d)
Spillway
37.

The generator of a hydropower plant uses ___ to help generate electricity.

a)

magnets only

b)

copper wires only

c)

magnets and copper wires

38.

Coal, oil and natural gas are ________ _______. We will eventually run out of these

a)

Fossil fuels

b)

Temporary resources

c)

Nonrenewable resources

d)

Renewable resource

39.
Nuclear fussion releases energy which is used to heat water, which produces steam, which drives turbines to produce what...?
a)
Electricity
b)
Uranium
c)
Natural Gas
40.

Energy transfer when fuel is burnt in a thermal power station.

a)

Kinetic energy to heat

b)

chemical energy to heat

41.

What happens when water flows through a dam?

a)

falling water turns a turbine

b)

electricity is generated

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