Physics, 19.09.2019 11:50 eheheh80ii
Newton's second law of motion is expressed as f = ma. a lawn mower is pushed over a length of grass. if the pushing force suddenly doubles what will happen to the lawn mower's rate of acceleration? the mass of the lawn mower is constant. a. the acceleration will double. b. the acceleration will decrease by half. c. the acceleration will remain constant. d. the acceleration will triple.
Answers: 1
Physics, 21.06.2019 20:20
An asteroid is discovered in a nearly circular orbit around the sun, with an orbital radius that is 2.47 times earth's. what is the asteroid's orbital period, its "year," in terms of earth years?
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Physics, 21.06.2019 23:30
After a big snowfall, you take your favorite rocket-powered sled out to a wide field. the field is 195 m across, and you know that your sled accelerates at a rate of 3.65 m/s2 when the rocket is on. how much time will it take the sled to cross the field starting from rest, assuming the rocket is on the whole time?
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Physics, 22.06.2019 01:30
John throws .4 kg ball with velocity of 18 m/s. hits .2 kg bottle and bottle flies 25 m/s. how fast is ball traveling after hitting the bottle?
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Physics, 22.06.2019 12:00
For the car in the picture ,in which direction is the normal force? -into the screen -down -out of the screen -up
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Newton's second law of motion is expressed as f = ma. a lawn mower is pushed over a length of grass....
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