AP Physics · APCM-3 · extended response
Integrate a variable force 1
AP Physics C: Mechanics · Work and energy · Original GioPhysics question with a detailed, mark-by-mark answer guide.
- Demand
- discriminating
- Marks
- 6
- Topics
- 2
- Answer
- Complete
Question6 marks
Along the x-axis, a force is Fx(x) = 2.4 N + (3.2 N m⁻²)x². Calculate the work done from x = 0 to x = 0.9 m.
Task interpretation
What a complete response should do
Organise the response into a logical argument, linking the physics principle to the evidence and conclusion.
Make assumptions explicit, connect several ideas, and test whether the final result is physically reasonable.
- Response type
- extended response
- 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.