Year 9 Physics
Waves
Transverse and longitudinal waves, amplitude, wavelength and frequency, wave speed, reflection, refraction and the electromagnetic spectrum.
What is in this topic
- A narrated lesson video that works through the topic, with worked examples
- 100 practice questions at foundation, core and stretch level
- A worked explanation on every answer, and progress you can come back to
The lesson and practice open when you start the 7-day free trial. Cancel before it ends and you pay nothing.