medinahernandez medinahernandez
  • 17-02-2016
  • Mathematics
contestada

A rolling ball has 18 joules of kinetic energy and is rolling 3 m/s find the mass

Respuesta :

klee48
klee48 klee48
  • 17-02-2016
Hi there. I think that this question is supposed to go in the Physics category but I'll help you.
the equation for kinetic energy is 1/2mv^2.
Plug the given values in.
18=1/2(m)(3)^2
18=1/2m(9)
36=9m
m=4
Answer Link

Otras preguntas

Which of the following best defines the concept of code-switching?
The cytochrome c in both horses and pigeons differs from the human protein at 12 locations. Based on this data, you might infer that horses ad pigeons are close
What type of noun is desk
What is the role of DNA helicase during DNA replication? to unwind the duplex DNA to attach primers to the replicating strands to add bases in the sugar-phospha
The caves at Lascaux were closed in 1963 because ____.A. Vandals were destroying the paintings B. The collective breath of the many visitors cause the paintings
Why were Jamestown colonists thankful for John Smith? A.He made a peace deal to settle Georgia as a buffer colony. B.He introduced tobacco to the American South
In polar coordinates, the origin is called the _____.
How can you quickly calculate 20 percent of any bill amount?
Katie is at a casino and bets on only the face cards (J, Q, and K). The casino dealer deals Katie a card from a 26-card deck that contains only clubs and spades
Which of the following is an example of narration? first-person "Two Kinds" Amy Tan Suyuan Woo