The graph shows the vertical velocity of a parachutist during the first $20\,\text{s}$ of her jump. Approximately how far does she descend before opening the parachute?
- A$390\,\text{m}$
- B$570\,\text{m}$
- C$710\,\text{m}$
- D$770\,\text{m}$
Physics 9702 · AS & A Level · Non-uniform motion