# Free Throw

## Watch the Game

• Which forces do you see when the player scores a free throw in the video?
• Which force(s) makes the ball move?
• Which force makes the ball come back down?
• What is a ‘three-pointer’?

## Build the Court

• Building instructions book ‘B’, pages 20 - 38

## Give it a go!

Experiment 1:

• Set the pivot position to ‘1’, throw distance to ‘2’ and basket height to ‘1’ on the blue numbered tiles.
• Try to score!
• Record your result on the graph on your Student Worksheet.
• Now turn the crank to increase the throw distance to positions 4, 6 and 8.
• Try to score. Record your scores in the table.

## Find the pattern!

Experiment 2:

• Change the height of the basket and the throw distance to position 2. Try to score.
• Record your score on the Student Worksheet.
• Now turn the crank to increase the throw distance to positions 4, 6 and 8.
• Record your scores.
• What did you see?
• Now raise the basket to position 3 and do the experiment again.

## What did you see?

• Which forces did you observe?
• Did you see any patterns?