OUTCOME
By the end of the lesson you will be able to describe and explain standing waves, recognise their features and use them to find the speed of a wave.
Standing waves appear to stand still on a spring but are the result of two moving waves and interference
LEARNING TASKS
Explain
1. What is a standing wave?
1. what is a a node and an antinode?
Explore and Elaborate
Prac: Standing waves and measuring the speed of waves on a spring
Evaluate
Make sure you answer all of the questions from the practical activity.
try these questions from the text Qs 29 - 31
Reading next lesson: p. 443 - 444