amerylopez amerylopez
  • 21-01-2020
  • Physics
contestada

A rock has a mass of 8.0 kilograms falls 5 meters.

A.How much potential energy does it have before it falls?
B.What is Kinetic energy just before it hits the ground?
C.How fast will it be going right before it hits the ground?

Respuesta :

ercant0618 ercant0618
  • 22-01-2020

Answer:

A. 392J

B. 392J

C. 9.899m/s

Explanation:

Ver imagen ercant0618
Answer Link

Otras preguntas

1. Ecris le verbe au passé composé. Elle / s'entendre 2. Ecris ce verbe à la forme que tu vois indiqué. (au present) je / se calmer 3. Ecris le verbe dans le p
I need help with all of them thanks!(19 points)
Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.
Blank is a naturally occurring gas that's found in most soils and rocks and can cause lung cancer
41/17 as a decimal rounded to the nearest hundredth
Which of the following is a complex sentence? A. After Henry submitted his essay, he realized that he hadn't proofread the last page. B. identity theft
what is the lcm for 21,28,and 35
Find the unknown angle
The Sixth Amendment of the U.S. Constitution guarantees the right to which of the following?
A Quadratic equation in standard from is written ax^2= bx+c, where a,b and c are real numbers and a is not zero?