Physics, 29.06.2019 01:00 janneemanoeee
When a ball rolls downhill, the rolling motion results in the ball a) becoming warm b) changing position c) increasing in entropy d) staying in the same place
Answers: 1
Physics, 21.06.2019 17:30
What is the relationship between the wavelength of a wave and it's energy?
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Physics, 21.06.2019 22:00
β’β’ al and bert are jogging side-by-side on a trail in the woods at a speed of 0.75 m/s. suddenly al sees the end of the trail 35 m ahead and decides to speed up to reach it. he accelerates at a constant rate of 0.50 m/s2, while bert continues on at a constant speed. (a) how long does it take al to reach the end of the trail? (b) once he reaches the end of the trail, he immediately turns around and heads back along the trail with a constant speed of 0.85 m/s. how long does it take him to meet up with bert? (c) how far are they from the end of the trail when they meet?
Answers: 3
When a ball rolls downhill, the rolling motion results in the ball a) becoming warm b) changing po...
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