Physics, 05.05.2020 07:40 nschavez123
A certain planet has an escape speed V. If another planet has the same mass and twice the size of the first planet, its escape speed will be
1. 2V.
2. V
3. V/√.2
4. V/2.
5. √2V.
Answers: 3
Physics, 22.06.2019 11:10
While standing outdoors one evening, you are exposed to the following four types of electromagnetic radiation: yellow light from a sodium street lamp, radio waves from an am radio station, radio waves from an fm radio station, and microwaves from an antenna of a communications system. rank these type of waves in terms of increasing photon energy.
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Friction removes energy from objects in motion. which statement best describes how this works? a) friction transforms ke into thermal energy b) friction transfers thermal energy to ke c) friction transforms te into pe d) friction transforms pe into ke e) friction transfers ke into pe
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