lilspacebits lilspacebits

03-02-2017
Chemistry

contestada

Determine the mechanical energy of this object:

a 1-kg ball rolls on the ground at 2m/s

Respuesta :

scme1702 scme1702

07-02-2017

Mechanical energy = potential energy + kinetic energy
The ball is on the ground so has no potential energy.

M.E = K.E
M.E = 1/2 mv²
M.E = 1/2 x 1 x 2²
M.E = 2 J

Answer Link

Otras preguntas

write an equation for the line that is parallel to the given line and passes through the given point y=2x+4;(3,8)

What was the cause of the Great Schism of 1054 between the Eastern and Western Church?

What is the oblique asymptote of the function f(x) = the quantity of x squared plus x minus 2, all over x plus 1

shelly biked 21 miles in 4 hours. how long will it take shelly to bike 63 miles?

"A grain silo is shown below. What is the volume of grain that could completely fill this silo rounded to the nearest whole number? Use 22/7 for pi. A) 19,008 f

Celine has a bottle that contains 20% of milk and the rest water. The bottle has 1 liter of water. Part A: Write an equation in one variable that can be used to

which is smaller, -5 or -17?

"Use the graph to fill in the blank with the correct number. f(1) = _______"

Which of the following is NOT an example of an extreme cirumstance in which it's useful to be an aggressive communicator? A. emergency situation B. on-the-spot

there are how many regularly accepted steps or phases through the grieving processA)sixB)fiveC)fourD)seven