farahabdelhamid614 farahabdelhamid614

18-11-2022
Physics

Answered

A 60 kg skier with an initial velocity of 12 m/s coasts up a hill. At the top of the hill, the skier is traveling at 9.75 m/s. Assuming there is no friction in the skis, how high was the hill?(1 point)
Responses

A 7.35 m
B 10 m
C 2.5 m
D 0.25 m

Answer :

Other Questions

newtons law A speedboat pulls a 55 kg water skier. The force causes the skier to accelerate at 2.0 m/s². Calculate the net force that causes this acceleration.

What is the range of a bullet fired horizontally at a height of 1.5 m with an initial velocity of 120 m/s?(1 point) Responses A ≈ 0.55 s B ≈ 66.4 m C −9.8 m/s2

Please review this model chemical reaction: A + 2B ---> C + 4D Which of the above represents the reactants? Select ALL correct responses, below. A. 2B B. A

A heavy box (mass 25kg) is dragged along the floor by a kid at a 30° angle to the horizontal with a force of 80N (which is the maximum force the kid can apply).

Which has the most momentum? C: 150 g object at 5 m/s D: 200 kg object at 2 m/s A: 50 kg object at 5 m/s B: 100 kg object at 10 m/s

What two vertical forces act on a falling leaf?(1 point) Responses A weight, push B pull, friction C weight, friction D weight, pull

PLEASE HELP A cylindrical water tank is 20.0 m tall, open to the atmosphere at the top, and is filled to the top. It is noticed that a small hole has occurred i

How does the force of impact during a collision change when the time of contact is reduced?(1 point) Responses A It remains the same. B It increases. C It decre

How many times different is the force of gravity if the distance between the two objects is increased 4 times while keeping all else the same? (Write your answ

a 58kg diver jumps off the end of a platform that is 16 m above the water with an initial horizontal speed of 1.4 m/s a) Determine the driver total mechanical e