Physics, 14.05.2021 15:20 frankierice020
(a) Suppose Betty takes off in one direction while Andy travels at the same speed but in the opposite direction. They travel an equal distance from Earth, then turn around and come back. What will Andy's, Betty's, and the Earth's clocks show? (b) If two of triplets travel in opposite directions for 5 light years and then return: (i) will they be the same age? (ii)How will their age be, compared to the triplet who stayed home?
Answers: 2
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Your science teacher brings in a speaker to talk to your class about climate change. during the session, students ask a few questions. which questions are related to the current evidence on climate change
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Physics, 22.06.2019 16:40
The astronauts on the space shuttle flights experienced an acceleration of 29 m/s2 (about 3 "g's") during lift-off. what upward force must the astronaut's seat apply to the astronaut in order to cause this acceleration? assume the astronaut's mass is 70 kg, and compute this force when the acceleration is near the earth's surface so their weight equals latex: mg m g .
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The force it would take to accelerate an 900-kg car at the rate of 6m/s2
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(a) Suppose Betty takes off in one direction while Andy travels at the same speed but in the opposit...
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