SA7_Energy

This energy can come from the Sun or human-made objects (candles, light bulbs and torches)

• Light energy

• Thermal energy

• Sound energy

• Chemical energy

This energy flows from warmer substances to cooler substances

The flow of thermal energy is called __________

Main source of thermal energy on Earth

This energy is a vibration which travels in the form of waves and can be heard

• Light energy

• Sound energy

• Thermal energy

• Chemical energy

This energy is released when a chemical reaction occurs

• Light energy

• Sound energy

• Thermal energy

• Chemical energy

It allows living things and some non-living things to work.

This energy can be transformed into light, sound, heat and movement.

• Electrical energy

• Mechanical energy

• Thermal energy

• Chemical energy

Lightning is a natural example of ____________ energy

• Electrical energy

• Mechanical energy

• sound energy

• Chemical energy

Nuclear energy is produced by splitting an atom of ____________