anzeller7640 anzeller7640

23-12-2017
Physics

contestada

A 40kg rock is perched atop a cliff that is 50 m high. What is it’s potential energy?

Respuesta :

samuraijack samuraijack

27-12-2017

Potential energy, is energy due to its position.

Given: Mass m = 40 Kg; Height h = 50 m

Required: Potential energy P.E = ?

Formula: P.E = mgh P.E = (40 Kg)(9.8 m/s²)(50 m)

P.E = 19,600 J

Answer Link

Otras preguntas

Do acidic conditions deactivate amylase?

Kenneth has entered a check payment of $350.25 in his checkbook. If the old balance was $545.95, what is his latest balance? $896.25 $195.70 $195

. What is the major ion in seawater? (Points : 1) sodium magnesium chloride sulfate

Why did a group known as theologians arise during the Roman Empire rather than the Roman Republic? They wrote about Christianity which had not yet developed du

Solve for x. 7x = 78 A) x = 546 B) x = 85 C) x = 71 D) x = 11 1/7

A test cross can be used to _____.

Which of the following natural features is formed by weathering, erosion, and deposition? A. Grasslands B. Volcanoes C. Mountains D Sand dunes

Read the following text from the play Julius Caesar: CASCA I can as well be hanged as tell the manner of it: it was mere foolery; I did not mark it. I saw Mark

39. The body needs ___________________ in only small amounts, but these organic molecules are an important part in helping perform cellular reactions. (1 point)

Choose the answer that best completes the sentence. Cuando necesitas el dinero, vas __________. A)al banco B)al parque C)al museo D)al centro comercial