Physics, 14.09.2019 10:30 jaceraulerson7249
Three balls are kicked from the ground level at some angles above horizontal with different initial speeds. all three balls reached in their paths the samemaximum height. ball a covered the total horizontal range d; ball b covered the total horizontal range 1.5d and ball c covered total horizontal range 2d when they hit the ground. which of these three balls spent the greatest time in flight? (section 4.3) they all have the same time of flight оа ob oc band a and b
Answers: 3
Physics, 21.06.2019 21:40
Avery hard rubber ball (m = 0.5 kg) is falling vertically at 4 m/s just before it bounces on the floor. the ball rebounds back at essentially the same speed. if the collision with the floor lasts 0.05 s, what is the average force exerted by the floor on the ball?
Answers: 3
Physics, 22.06.2019 09:00
What changes occur in the brain during the teenage years? 25 points, someone me out!a.) thinking becomes slower as the brain grows larger. b.) connections between neurons become stronger and faster. c.) unused neurons fuse together to form larger, better functioning neurons. d.) more neurons are developed.
Answers: 2
Three balls are kicked from the ground level at some angles above horizontal with different initial...
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