Physics, 16.09.2019 23:30 markmlg122
Afootball kicker can give the ball an initial speed of 30 m/s. he is 45 m from the goalpost which has a crossbar 2.90 m high. what is the smallest angle of elevation that he can kick the football and score a field goal?
Answers: 3
Physics, 22.06.2019 21:30
The diagram shows a boulder rolling down a hill into a valley and then up the opposite hill. at which position does the boulder have the greatest kinetic energy? ab c d
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Physics, 23.06.2019 00:00
Does the distance travelled by an oscillating mass between times t=0 and t2 equal the displacement of the particle over the same time period if t2> t/2? hint: consider a sine wave starting at t1=0, then consider a closing wave starting at t1=0, for your explanation.
Answers: 1
Physics, 23.06.2019 00:00
Why does a collision with an airbag cause less damage than a collision with a steering wheel
Answers: 1
Afootball kicker can give the ball an initial speed of 30 m/s. he is 45 m from the goalpost which ha...
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