Which best summarizes a concept related to the work-energy theorem?
When work is positive, the environment does work on an object.
When work is negative, the environment does work on an object.
When work is positive, the kinetic energy in a system remains constant.
When work is negative, the kinetic energy in a system remains constant.
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Answers: 2
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At very high pressures, gases become and will eventually a) more dense; become hotter b) more dense; change to a liquid or solid c) less dense; combust d) less dense; turn into a liquid
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Lacie kicks a football from ground level at a velocity of 13.9 m/s and at an angle of 25.0° to the ground. how long will the ball be in the air before it lands? how far will the football travel before it lands?
Answers: 1
Which best summarizes a concept related to the work-energy theorem?
When work is positive, the envi...
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