nathan711 nathan711
  • 23-04-2014
  • Chemistry
contestada

a 4 kg rock is rolling 10 m/s find its kinetic energy

Respuesta :

JcAlmighty
JcAlmighty JcAlmighty
  • 20-02-2017
The answer is 200 J

The kinetic energy (KE) is:
KE = 1/2 m * v²
m - mass of the object
v - velocity of the object

We have:
m = 4 kg
v = 10 m/s

KE = 1/2 * 4 kg * 10² m/s
KE = 200 J
Answer Link

Otras preguntas

Forensic anthropologists: a. ​apply anthropological techniques to legal matters. b. are primarily concerned with the recovery of material culture remains. c. ex
Woops, forgot to add picture. Please help
What is more suitable: I hope you have a good time in Ireland or I hope you are having a good time in Ireland? ​
An experimenter measures the frequency, f, of an electromagnetic wave Its wavelength in free space is a) c/f b) cf c) f/c d) independent of the frequency.
Kailyn was recently in a car accident. Ever since, she has been experiencing intrusive thoughts and flashbacks and is having difficulty concentrating in school.
Cooking utensils list that every kitchen needs with pocture and uses
How might expectations or rules at a job differ from those at your home?
What is the measure of x, in degrees
Can someone Help me please
2. What process do mRNA and tRNA work together to complete? (3 points)