Energy 1

Energy exists in many forms, what is the most common form of energy used in home and industry?

• potential energy

• kinetic energy

• chemical energy

• electrical energy

The following are forms of energy except

• heat

• gravity

• light

• sound

When a lift is at the highest level , it has the most...

• kinetic energy

• chemical energy

• potential energy

• electrical energy

The chemical energy stored in oil, coal and gas all originate from?

• animals

• the sun

• the wind

• green plants

We eat food to provide us with energy. what energy is present in food?

• heat energy

• light energy

• chemical energy

• stored energy

The energy changes in a battery operated torch-light bulb are..

• electrical to light to sound energy

• chemical to electrical to light energy

• chemical to electrical to sound energy

• chemical to light to electrical energy

Which example best illustrates the conversion of electrical energy to chemical energy?

• charging a car battery

• switching on a television

• starting a car

• lighting a candle

What change of energy take place when petrol is burned?

• chemical to heat enegy

• kinetic to heat energy

• kinetic to potential energy

• heat to chemical energy

What method is used to separate the mixture of crude oil?

Name the energy converter we can see in the bicycle