Q1.
The image below shows a student before and after a bungee jump.
The bungee cord has an unstretched length of 20 m.

(a)
For safety reasons, it is important that the bungee cord used is appropriate for the student's weight.
Give two reasons why.

(b)
The student jumps off the bridge.
Complete the sentences to describe the energy transfers.
Use answers from the box.