With someone in your house 1. -Investigate how high a ball will bounce if you drop it from 1.2m (If you don't have a table tennis ball, any ball will do) -Make a scatterplot graph showing drop height and bounce height -What does your graph tell you? -Using your graph, estimate how high the ball would bounce if you dropped it from 3m 2. -Drop the ball from 3m, compare this with your prediction -Discuss reasons for the difference 3. -Can you predict how high it would bounce if you dropped it from 20m?