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Friction Assignment | Professional Writing Services

4. The diagram to the right shows a speed-time graph for a low- friction cart that was moving along four segments of track. For this situation, assume the effects of friction are so small that you can ignore them. The graph consists of four straight- line segments labelled through IV.

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a. During which segment(s), if any, can the cart be considered an energy giver for an interaction? Briefly explain your reasoning. (4 points) segment IV because the Svecd is decreasing. KEV 5. During which segment(s) does the graph provide evidence that the cart was an energy receiver in an interaction? Briefly explain your reasoning. (4 points) I and II because the speed is increa c. Draw a G/R energy diagram for one of the segment(s) in which the cart is considered an energy giver, labeling all energy givers, energy receivers, and the type of energy exchanged. Use the situation that the cart is giving away its energy through a friction interaction with the track, now. (5 points) Person Inand Energy D JOArt. (ske to ke d. For the G/R energy diagram you just drew, write the statement of conservation of energy that follows the energy exchanges in your diagram. (4 points) The

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