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janksty

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1.A 0.5 kg drone traveling 15 m/s crashes into a tree. What is the momentum of the drone before and after the crash? a:7.5 kg ⋅ m/s before and 0 kg ⋅ m/s after 2.A water balloon is thrown toward a target at 18 m/s. If the water balloon has a mass of
Simple Machines and Efficiency Quick Check 1.Light bulbs produce useful energy in the form of light and waste energy in the form of heat. What kind of light bulb would you use to incubate eggs? a. low-efficiency light bulbs, because they produce more heat
Inelastic and Elastic Collisions Quick Check 1.Two particles of a gas collide. Why is this considered an elastic collision? a.they bounce off each other, conserving energy and momentum. 2.A car bumps into a garbage can and pushes it down the driveway. Why

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