AS91171 MECHANICSYear 12 Physics · Interactive learning
AS91171 / Mechanics
Momentum and Collisions
Observe → Predict → Simulate → Calculate → Explain
The whole picture
Choose the system and positive direction before calculating. Interpret the sign, units and physical limits of your answer.
Choose before calculating
Explain your reasoning
Show strategy
A complete answer links the physical situation to the equation, substitutes consistent units and explains the result.
Question-type guide
Reveal the explanation
Question-specific investigation
Complete experiment inputs
SI units throughout. Original values, shared context and demonstration choices are labelled individually. Results recalculate as you change a value.
Calculated results
Extra digits support investigation; round your written answer to the precision justified by the question.
Equations and calculated values
| Quantity | Value | Unit |
|---|