Physics, 28.05.2021 18:10 preshoo9941
Two people lift a heavy box a distance of 15 m. They use ropes,
each of which makes an angle of 15° with the vertical. Each
person exerts a force of 225 N. How much work do the ropes do?
Answers: 1
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The cerebellum controls? thirst sensations sleep-wake cycles hand-eye coordination heart rate and pulse
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This punnett square shows the cross between two pants. one parent has round seeds (rr). and the other parent has wrinkled seeds (rr) which best describes their offspring as shown in this cross?
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An athlete is holding 24 lb of weights at a height of 6 inches above the stack as shown. to lower the weights, she applies a constant force of 5 lb to the handle. determine the velocity of the weights immediately before they hit the stack.
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Simon is writing a story about an astronaut whose spacecraft has been boarded by space pirates. the astronaut has her lucky penny in her hand behind her back as the space pirates break into the control room. she has just locked the controls so that the ship is accelerating in the direction of the control room’s ceiling. simon wants the astronaut to use the penny to hit a button on the control panel to turn off the lights and escape. the button is located a short distance behind and below the astronaut’s hands. how should simon use the theory of relativity to describe what the astronaut must do in order to hit the button?
Answers: 1
Two people lift a heavy box a distance of 15 m. They use ropes,
each of which makes an angle of 15°...
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