Physics, 22.03.2021 21:20 MPSLondon

A 38kg child is at the top of a slide that is 2.1m tall (a) If there is no friction , how fast will they be moving when they reach the bottom of the slide ? (b) they lose 250.0J of energy to sound, heat, and friction, how fast will they be moving when they reach the bottom?

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 06:00, Catgirl7060

(01.02 mc) nicole pushes her bike up a hill. overhead, the sun exerts a gravitational force on earth. which statement is true about the bike and earth? they both experience contact forces. they both experience non-contact forces. the bike experiences a non-contact force and earth experiences a contact force. the bike experiences a contact force and earth experiences a non-contact force. they both experience non-contact forces.

Answers: 1

continue

Physics, 22.06.2019 08:30, ahmedeldyame

Individuals who live below the poverty line get seriously ill more often than those who do not what could be the hidden variable in this situation?

Answers: 3

continue

Physics, 22.06.2019 09:00, reyesortiz6955

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final

Answers: 1

continue

Physics, 22.06.2019 10:10, natalieagustinlop54

Henry, whose mass is 95 kg, stands on a bathroom scale in an elevator. the scale reads 830 n for the first 2.4 s after the elevator starts moving, then 930 n for the next 2.4 s. part a what is the elevator's speed 4.8 s after starting? express your answer with the appropriate units.

Answers: 2

continue

You know the right answer?

A 38kg child is at the top of a slide that is 2.1m tall (a) If there is no friction , how fast will...