Physics, 28.09.2020 14:01 LeoInc2475
PLS HELP ANSWER QUICK An astronaut sets off on a space mission to visit The Moon and Mars. When leaving Earth she weighed herself on a set of scales, and she weighed 70kg. When she was on Mars she weighed herself again and it read 26.3kg. When she got back to Earth she weighed herself again, and it read 70kg. Why was there a difference when she was on Mars?
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Why do electron microscopes have higher resolving power than light microscopes?
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The percent efficiency of a machine can never be 100% (or greater), because in the real world some energy is always converted into a. heat b. work c. input force d. output force
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What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration
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What is a costume plot? why is it important to a film or theater production?
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An astronaut sets off on a space mission to visit The Moon and Mars. When lea...
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