4 PS Wk 5 Energy

Why is it important to find renewable energy sources?

• There is only so much solar energy

• We have too many fuels

• We are running out of fossil fuels

• pizza

What are the 3 types of energy?

• solid, liquid, gas

• sun, fire, stove

• pizza

• radiation, conduction, convection

Which completes the energy change?

• sun

• plants

• animals

• humans

What is the source of energy on earth?

Energy can only be

• used up

• changed

• released

• destroyed

What makes the energy that powers a solar calculator?

How are fossil fuels are formed over millions of years?

• Pressure and heat changed plants and animal fossils

• Rivers carried away fossils

• The sun changed fossils

• The pizzas were changed to fuel

Which form of energy was discovered by Albert Einstein?

Which source of energy is nonrenewable?

• sunlight

• wind

• water

• fossil fuels

Which is NOT a way to produce electricity?

• eating plants and animals

• using water

• burning fossil fuels