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 09:10, mariap3504

The air that we breath is made mostly of which gaseous molecule

Answers: 1

continue

Physics, 22.06.2019 18:40, meganwintergirl

Which body is in equilibrium? (1) a satellite orbiting earth in a circular orbit (2) a ball falling freely toward the surface of earth (3) a car moving with a constant speed along a straight, level road (4) a projectile at the highest point in its trajectory

Answers: 2

continue

Physics, 22.06.2019 18:50, naiomireyes74p2aybs

What accounts for an increase in the temperature of a gas that is kept at constant volume? a. energy has been removed as heat from the gas. b. energy has been added as heat to the gas. c. energy has been removed as work done by the gas. d. energy has been added as work done by the gas.

Answers: 2

continue

Physics, 22.06.2019 22:30, harlon852

An alarm clock has a current of 4.5 amps and a resistance of 3.2 ohms. what is the voltage in the circuit? a.1.4 volts b.0.71 volts c.14 volts d.46 volts

Answers: 2

continue

You know the right answer?

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