Physics, 26.11.2019 05:31 willveloz4
An 80-kg quarterback jumps straight up in the air right before throwing a 0.43-kg football horizontally at 15 m/s . suppose that the quarterback takes 0.30 s to return to the ground after throwing the ball. how far d will he move horizontally, assuming his speed is constant?
Answers: 1
Physics, 22.06.2019 16:00
Suppose a soccer ball is kicked from the ground at an angle 20.0º above the horizontal at 8.00 m/s. the y-velocity is determined to be 2.74 m/s. how long will the ball be in the air? assume the ball lands at the same height at which it was kicked.
Answers: 2
Physics, 22.06.2019 23:00
According to the image below, which season is about to begin in the southern hemisphere? a. summer b. autumn c. winter d. spring
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Physics, 23.06.2019 01:30
The two most prominent wavelengths in the light emitted by a hydrogen discharge lamp are 656(red) and 486 (blue). light from a hydrogen lamp illuminates a diffraction grating with 500 lines per mm, and the light is observed on a screen 1.50 behind the grating. what is the distance between the first-order red and blue fringes?
Answers: 3
An 80-kg quarterback jumps straight up in the air right before throwing a 0.43-kg football horizonta...
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