SCIENCE

1     We get the energy that our bodies need from energy stored in:

• A     food.

• B     water.

• C     warm clothes.

• D     hot baths.

1     The unit for measuring energy is:

A    horsepower.

B     degrees.

C     joules.

D     newtons.

• A

• B

• C

• D

1     People who dig holes in the road need a lot of energy stored in their food because:

•    they have long rest breaks

•     they have long rest breaks.

• C     they sometimes have to work in the rain.

•      they transfer a lot of energy while they work.

1     You can find out how much energy is in a piece of biscuit by:

•     burning it, and seeing how hot it makes a test tube of water.

• eating it, and seeing how full you feel.

• C     weighing it.

• D     seeing what colour it is.

1     How do we describe the way that energy is stored in batteries and food?

A    netic energy

B     chemical energyki

C     thermal energy

D     potential energy

• A    netic energy

• B     chemical energyki

• C     thermal energy

• DD     potential energy

1     Which of these is not a way of transferring energy?

A    light

B     forces

C     heating

D. strain

• A

• B

• C

• D

1     Which two stores is energy transferred between when you heat a pan of water on a gas cooker?

A     thermal to chemical

B     electrical to thermal

C     chemical to thermal

D     kinetic to strain

• A

• B

• C

• D

1     energy). What happens to the energy when the arrow is fired?

•      Forces transfer the energy to kinetic energy in the arrow.

•     Energy is stored as chemical energy.

• Movement energy is transferred to sound energy.

• Force energy is transferred by movement.

1     Fossil fuels are formed from:

A    water.

B     electricity.

C     dead plants and animals.

D. rocks

• A

• B

• C

• D

1     Fossil fuels are non-renewable fuels because:

A    they give out heat when they burn.

B     they were formed from fossils.

C     they are expensive.

D     they cannot be replaced once they are burnt.

• A

• B

• C

• D