Physics, 10.02.2020 17:43 bullsfan4584
Meteors and Comets Video: Why is the moon covered with craters from the impact of space rocks, but the earth isn’t? Question 9 options: A. The moon doesn’t have an atmosphere to burn up the rocks before hitting the surface. B. Scientists aren’t sure. C. The moon is older than the earth. D. The moon takes the impact of space rocks so the earth doesn’t have to.
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Physics, 21.06.2019 21:00
Apulley with a mechanical advantage of 5 will require you to pull times the amount of rope. a. 1/5 b. 5 c. 10 d. 15
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Physics, 22.06.2019 15:40
If an electric circuit is not grounded it is best to reach out and touch it to provide the ground a.true or b.false
Answers: 2
Physics, 22.06.2019 16:50
During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.
Answers: 2
Meteors and Comets Video: Why is the moon covered with craters from the impact of space rocks, but t...
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