MYP Physics · 08 · data analysis
River nozzle speed-up
Pressure and fluids · Original GioPhysics question with a detailed, mark-by-mark answer guide.
- Demand
- discriminating
- Marks
- 6
- Topics
- 1
- Answer
- Complete
Question6 marks
Water flows at 1.5 m/s through a hose of cross-sectional area 4.0 cm² into a nozzle of area 1.0 cm². Assuming steady incompressible flow, find the exit speed.
Task interpretation
What a complete response should do
Identify the useful evidence, process it with units, and make only the conclusion the data supports.
Make assumptions explicit, connect several ideas, and test whether the final result is physically reasonable.
- Response type
- data analysis
- 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.