Answers: 1
Physics, 22.06.2019 19:30
Complete these sentences. if a roller coaster train has a potential energy of 1,500 j and a kinetic energy of 500 j as it starts to travel downhill, its total energy isj. once the roller coaster train gets closer to the bottom of the hill, its kinetic energy increases to 1,100 j, and its potential energy decreases to j. when the train reaches the bottom of the track and is traveling along the ground, its kinetic energy isj.
Answers: 1
Physics, 23.06.2019 01:30
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? round your answer to the nearest tenth. s how far will the football travel before it lands? round your answer to the nearest tenth. m
Answers: 3
Physics, 23.06.2019 12:30
For this question, any non-integer answers should be entered as decimals, rounded to the hundredths place.consider this data set.the mean of the data set is , and the sample proportion of numbers less than the mean is %
Answers: 1
Awoman with a mass of 55 kg stands erect on a level ground. what is the approximate magnitude and di...
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