Physics, 25.11.2019 01:31 linag969p9xeno
Acelebrated mark twain story has motivated contestants in the calaveras county jumping frog jubilee, where frog jumps as long as 2.20 m have been recorded. if a frog jumps 2.20 m and the launch angle is 54.0°, find the frog's launch speed and the time the frog spends in the air. ignore air resistance.
(a) the frog's launch speed (in m/s)
(b)the time the frog spends in the air (in s)
Answers: 3
Physics, 21.06.2019 14:40
A50.0-n box is sliding on a rough horizontal floor, and the only horizontal force acting on it is friction. you observe that at one instant the box is sliding to the right at and that it stops in 2.25 s with uniform acceleration. what magnitude force does friction exert on this box
Answers: 1
Physics, 21.06.2019 23:20
Initially, a particle is moving at 5.33 m/s at an angle of 37.9° above the horizontal. two seconds later, its velocity is 6.11 m/s at an angle of 54.2° below the horizontal. what was the particle's average acceleration during these 2.00 seconds in the x-direction (enter first) and the y-direction?
Answers: 1
Physics, 22.06.2019 03:30
When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change? work power gravitational energy chemical energy
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Physics, 22.06.2019 12:30
Compare the horizontal displacement of the two balls as they travel to the ground. what do you observe?
Answers: 1
Acelebrated mark twain story has motivated contestants in the calaveras county jumping frog jubilee,...
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