Physics  Phys1

Part 1: Short Answer…Answer two of the following questions in approximately one-half page. Use Complete Sentences!1.Explainthe difference between momentum and impulse.2.Explainthe difference between work and power.3.Explainthe difference between potential energy and kinetic energy.Part 2. Application Questions…Answer two of the following by describing the properties involved in brief paragraph of about 5 to 7 sentences. Include supporting details.4. Describe two ways to increase the power of lifting a ball. Include a brief overview of why each would cause an increase in power.5. Use the concept of momentum to explain why a cannon recoils backwards when it shoots a cannonball forward.6. A waiter carries a tray of drinks across a room. Was any work done on the tray of drinks? Explain.Part 3. Explain what is most likely going to happen in theelasticcollision below if both cars have thesamemass. Discuss in terms of momentum.Be specific about what happened to each car.

 

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