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VICPhysicsQuick questions
Unit 2: How does physics help us to understand the world?
Quick questions on Collisions and conservation of momentum (VCE Physics Unit 2)
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
State the principle of conservation of momentum. [2 marks]
What is q2?Show answer
A kg car travelling at m s east collides head-on with a kg car travelling at m s west. After collision the wreckage moves together. Calculate the final velocity and identify whether the collision is elastic.
What is q3?Show answer
Refer to the Spencer Street shunt. (a) Calculate the joined-wagon velocity. (b) Determine the kinetic energy lost.
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