Physics, 10.06.2021 17:30, Serenitybella

A cart approaches a hill at an unknown velocity. It comes to rest at the top of the hill. Assume friction is negligible. 5.00 kg
10.0 m
Which is the best estimate for the amount of kinetic energy that the cart had at the bottom of the hill?
А
4.91 Joules
B
50.0 Joules
С
250 Joules
D
490 Joules

Answers: 2

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 02:00, ghwolf4p0m7x0

In which of the following cases is work being done on an object? question 2 options: pushing against a locked door carrying a box down a corridor pulling a trailer up a hill suspending a heavy weight with a strong

Answers: 1

continue

Physics, 22.06.2019 08:30, fernandoramirez086

Does anyone know how to solve this problem? i really need . i made an attempt but i just cant get it. a metal rod is 25.000 cm long at 25.0 degrees celsius. when heated to 102.0 degrees celsius, it is 25.054 cm long. what is the coefficient of linear expansion for this metal.

Answers: 3

continue

Physics, 22.06.2019 12:10, anaroles04

Light traveling in water, nwater = 1.33, strikes a plastic block at an angle of incidence of 51.4°; part of the beam is reflected and part is refracted. if the index of refraction of the plastic is 2.0, what is the angle made by the reflected and refracted beams?

Answers: 2

continue

Physics, 22.06.2019 14:40, jesus3426

Sort the images based on whether there's a force of attraction or repulsion between the magnets shown. attraction repulsion

Answers: 2

continue

Do you know the correct answer?

A cart approaches a hill at an unknown velocity. It comes to rest at the top of the hill. Assume fri...