"A 2.0 kg eagle is flying 200 m above the ground at 20 m/s. If gravity on earth is 98 m/s2. What is the eagle's Potential Energy (PE)?"
**NOTE
Given the equation for Potential energy (below)
Substitute and solve the problem. Select the correct answer
(8 Points)
PE=m*g*
m h
39203
392)
7500)
468.75

What is the speed of an object at a given moment?

Which of the following correctly describes what happens when an atomic bomb explodes? small pieces of fissionable material are joined and form a body with a mass greater than the critical mass, the relative number of neutrons escaping decreases, and a chain reaction and explosion result. large pieces of fissionable matter are brought together quickly and form a body with a mass smaller than the critical mass, the relative number of escaping neutrons increases, and a chain reaction and explosion result.

Aweight lifter raises a 1600 n barbell to a height of 2.0 meters. how much work was done? w = fd a) 30 joules b) 3000 joules c) 320 joules d) 3200 joules