Physics, 18.03.2021 17:40 brylove603
A young man works at the local gym. To block the intense aftemoon sun, he uses a pulley to lower a 490-N screen over the windows. If he uses only 65 N of force to operate the pulley, what is the mechanical advantage of the pulley?​
Answers: 3
Physics, 22.06.2019 04:00
Amodel rocket with a mass of 0.212 kg is launched into the air with an initial speed of 84 m/s. how much kinetic energy will the rocket have at a height of 214 m? assume there is no wind resistance. 634 j 303 j
Answers: 2
Physics, 22.06.2019 14:00
Me pl give an example of a collision in real life. use the law of conservation of energy to describe the transfer of momentum. be sure and discuss the momentum before and after the collision occurs. you will need at least 3 sentences to thoroughly answer this question.
Answers: 3
Physics, 22.06.2019 14:30
What conclusion can be made based on the temperature of soil when the light hits the soil at 0°, 45°, and 90° angles in section 2 of the experiment? did your results support your hypothesis? why or why not?
Answers: 1
A young man works at the local gym. To block the intense aftemoon sun, he uses a pulley to lower a 4...
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