MYP Physics · 04 · structured
Force from a bounce
Momentum · Original GioPhysics question with a detailed, mark-by-mark answer guide.
- Demand
- discriminating
- Marks
- 6
- Topics
- 2
- Answer
- Complete
Question6 marks
A 0.20 kg ball approaches a wall at 12 m/s and rebounds straight back at 8.0 m/s. Contact lasts 0.040 s. Calculate the magnitude of the average force on the ball.
Task interpretation
What a complete response should do
Build a visible chain from the information given to the quantity or statement requested.
Make assumptions explicit, connect several ideas, and test whether the final result is physically reasonable.
- Response type
- structured
- Allocation
- 6 marks
- Demand
- discriminating
Ready to check?Reveal answer and worked solution
Private on this device
How did this one feel?
Use your answer and the marking steps—not confidence alone—to choose.