REVIEW UNIT 4 WE USE ENERGY WISELY

1_______is the capacity to produce 2________ in matter

• 1 ENERGY

• 2 FORCE

• 1 CHANGES

• 2 CHANGES

• 1 ELECTRICITY

Moving objects have mechanical energy.

• TRUE

• FALSE

Some substances, such as uranium and plutonium, contain nuclear energy.

• TRUE

• FALSE

Chemical energy flows through cables and makes electrical devices work.

• TRUE

• FALSE

Plants use thermal energy to carry out photosynthesis.

• TRUE

• FALSE

Food, fuels, cells and batteries store chemical energy

• TRUE

• FALSE

_______ energy flows through cables and makes electrical devices work.

• MECHANICAL

• CHEMICAL

• ELECTRICAL

• NUCLEAR

• LIGHT

Plants use _______ energy to carry out photosynthesis.

• MECHANICAL

• CHEMICAL

• ELECTRICAL

• NUCLEAR

• LIGHT

two types of energy sources

• URANIUM

• PLUTONIUM

• RENEWABLE

• ELECTRICAL

• NON-RENEWABLE

two nuclear fuels

• URANIUM

• PLUTONIUM

• SUN

• ELECTRICITY

• FOSSIL FUELS