Look at the picture and the script in the photo and answer the following questions pleaseee
- direction of force of gravity (up or down)
- direction of displacement (up or down)
- is force in the same direction or opposite to displacement?
- sign of force (positive or negative)
- sign of displacement (positive or negative)
- sign of: force x displacement (positive or negative)
- is work positive or negative?
- does the kinetic energy increase or decrease
- is the object speeding up or slowing down?
- does the ball start off at rest or end up at rest ?
- which is zero, the final kinetic energy or initial kinetic energy?
- which is larger, the initial kinetic energy or the final kinetic energy?
- Is the change in kinetic energy positive or negative?
- is the net work equal to the change in kinetic energy?
Answers: 1
Physics, 22.06.2019 05:50, charlesrogers38
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How do we measure or think of speed in the united states?
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Look at the picture and the script in the photo and answer the following questions pleaseee
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