guerreroamber guerreroamber

14-05-2019
Physics

contestada

A 5 kg rock is 8 m above the ground,Calculate it's energy?

Respuesta :

MathPhys MathPhys

14-05-2019

Answer:

392 J

Explanation:

Gravitational potential energy is:

PE = mgh

where m is mass, g is acceleration of gravity, and h is the height.

PE = (5 kg) (9.8 m/s²) (8 m)

PE = 392 J

Answer Link

Otras preguntas

i need help on my questions

A patient presents at an outpatient urgent care facility with an acute illness and is seen by a provider. A detailed history with physical examination is perfor

A. Y=3x+4 B. Y=3x-4 C. Y=-3x-4 D. Y=-3x+4

use a number line to determine the midpoint of -4 and 5

Given the equation 2mg(s) + o2(g) → 2mgo(s) + 72.3 kj, how much heat is involved in the production of 5.0 mol of mgo? question 2 options: 36kj 180 kj 510 kj 360

Evaluate the function g(x) = –2x2 + 3x – 5 for the input values –2, 0, and 3. g(–2) = –2(–2)2 + 3(–2) – 5 g(–2) = –2(4) – 6 – 5 g(–2) = g(0) = g(3)

On July 4th, the Declaration of Independence passed and the 13 colonies unanimously declared themselves independent Select one: True False

Which table represents a nonlinear function?

If a sprinkler waters 1 over 14 of a lawn in 1 over 2 hour, how much time will it take to water the entire lawn? 1 over 7 hour 4 over 7 hour 4 hours 7 hour

Line JK passes through points J(–3, 11) and K(1, –3). What is the equation of line JK in standard form?