Physics, 06.07.2019 19:00 jdenty3398
If a track star runs down the runway in the high jump event faster, he will be able to jump to a greater height. this is explained by the conservation of energy. which statement best explains this idea? a) a faster runner creates more energy during their jump. b) a faster runner can apply a greater force than a slower runner. c) the upward push on the jumper is equal to his downward push on the ground. d) the kinetic energy before the jump is converted to potential during the jump.
Answers: 1
Physics, 21.06.2019 20:00
The sun generates both mechanical and electromagnetic waves. which statement about those wave is true?
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Physics, 21.06.2019 23:10
A248-g piece of copper is dropped into 390 ml of water at 22.6 °c. the final temperature of the water was measured as 39.9 °c. calculate the initial temperature of the piece of copper. assume that all heat transfer occurs between the copper and the water. remember, the density of water is 1.0 g/m
Answers: 1
Physics, 22.06.2019 11:30
Acaterpillar tries to climb straight up a wall a meter high, but for every 2 cm up it climbs, it slides down 1 cm. eventually, it reaches the top. when it reaches the top, it does not pull itself over so it will slide down 1 cm. what is the total displacement traveled?
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Physics, 22.06.2019 12:30
What would be the strength of earth's gravitational field at a point where an 80.0 kg astronaut would experience a 80% reduction in weight
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If a track star runs down the runway in the high jump event faster, he will be able to jump to a gre...
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