Using energy
Definition.
Using energy is when energy is used to make something move, work, change, or happen.
Key points.
1. Using energy makes things move, work, or change.
2. Energy comes from food, fuel, electricity, sun, wind, and water.
3. Renewable energy never runs out.
4. Non-renewable energy can run out.
5. Energy can be converted from one form to another.
6. Motion, heat, light, sound, and electricity are forms of energy.
7. Our body uses energy to move, think, and grow.
8. Cars, machines, and devices need energy to work.
9. Fossil fuels release chemical energy when burned.
10. Solar panels and wind turbines turn natural energy into electricity.
Things that give energy.
Sun - gives light and heat.
Food - gives energy to our body.
Batteries - give energy to toys and phones.
Electricity - gives energy to machines.
Fuel - gives energy to vehicles and power plants.
Wind - gives energy to windmills.
Water - gives energy in dams.
Fun fact.
Energy can’t be created or destroyed, it can only change forms.