1. Electromagnetic Waves

2. Electromagnetic Wave A transverse wave that transfers electrical and magnetic energy. Consists of vibrating electric and magnetic fields. Move at the speed of light. Do not need a medium to travel through.

3. Electromagnetic waves behave like waves They also behave like moving particles

4. Waves

7. Particle model When a beam of light shines on some substances it causes electrons to move. Sometimes it can even knock the electron out of a substance. This is called the photoelectric effect. The particle of light energy is called a photon.