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Energy Conversions

Total questions: 14

Worksheet time: 7mins

Name
Class
Date
1.

A material that releases energy as heat when it burns.

a)
Oxygen
b)
Fuel
c)
Water
d)
Carbon Dioxide
2.

Is a device that changes the energy of motion into electrical energy.

a)
Generator
b)
Transformer
c)
Solar Panel
d)
Battery
3.

A device that spins as the gas flows and changes the heat energy of the steam into energy of motion

a)

fuel

b)

cooler

c)
boiler
d)
turbine
4.

The process of burning fuel to produce heat

and light.

a)
Fermentation
b)
Combustion
c)
Oxidation
d)
Photosynthesis
5.

In a coal power plant, the primary source of energy

 is .........................................

a)
coal
b)
solar power
c)

gasoline

d)

battery

6.

When coal is burned in the plant,

chemical energy in coal changes to ..................................

a)
nuclear energy
b)

heat

c)

sound energy

d)

solar energy

7.

This heat turns the water that passes through the boiler into ...........................

a)
steam
b)
ice
8.

is a very hot water vapor and has a lot of energy.

a)
steam
b)
fog
c)
ice
9.

The hot steam flows through a ................................

a)

generator

b)

boiler

c)

turbine

10.

changes the heat energy from the steam into energy of motion.

a)

steam

b)

turbine

c)

engine

11.

The steam has less heat energy.

a)

True

b)

False

12.

Steam cools and becomes liquid water again in the .......................

a)

boiler

b)

cooling tower

c)

turbine

d)
freezing
13.

inside the .................................. a magnet surrounded by a coil of copper wire.

a)
battery
b)
resistor
c)

generator

14.

inside the generator

a)
Components that store energy
b)

a magnet surrounded by a coil of copper wire.

c)
Parts that regulate temperature