Physics, 11.10.2019 02:00, Amrinderkhattra
You throw a baseball at a 45° angle to the horizontal, aiming straight at a friend who’s sitting in a tree a distance h above level ground. at the instant you throw your ball, your friend drops another ball. (a) show that the two balls will collide, no matter what your ball’s initial speed, provided it’s greater than some minimum value. (b) find an expression for that minimum speed.
Answers: 1
Physics, 21.06.2019 18:40, Rachaeltice8810
Ten students stand in a circle and are told to make a transverse wave. what best describes the motion of the students? each student bumps the shoulder of his or her neighbor. at the exact time, all students take a step to the right. the students skip clockwise, going in a circular motion. one at a time, each student lifts his or her hands up and then down.
Answers: 1
Physics, 22.06.2019 03:00, chastynpatrick
If it takes a planet 2.8 x 10^8 s to orbit a star with a mass of 6.2 x 10^30 kg what is the average distance between the planet and the star
Answers: 3
Physics, 22.06.2019 18:20, miner12924owhu4d
Awave with a frequency of 500 hz is traveling at a speed of 100 m/s. what is the wavelength?
Answers: 1
Physics, 23.06.2019 02:30, janeou17xn
If jason ii needs 15 kw of power at 300 volts to operate, what amperage of current must flow through the cable?
Answers: 1
You throw a baseball at a 45° angle to the horizontal, aiming straight at a friend who’s sitting in...
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