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

The garden had 1,233 bees, the garden also had 137 flowers, each of the bees was on one of the flowers, each flower had the same number of bees as the others. T

Find (h-f)(x)???????

What is the equation of the line that passes through (6, 5) and is perpendicular to 3x−y=7 ?

Which is a heterogeneous mixture? A.a glass of tap water B.a mug of hot cocoa C.a jar of mixed nuts D.a gallon of milk

Research in different cultural contexts reveals that obesity is

Write about how first impressions of people can change once you get to know them better.

Which letter on the map labels the Persian Gulf A B C

Please help with numbers 4 and 5

The figure shows △ABC . BD is the angle bisector of ∠ABC . What is AD ? Enter your answer in the box as a fraction. ____ units

He chieftain of the mongol group, who now became a direct threat to rome, was