When an object is lifted 12 meters off the ground, it gains a certain amount of potential energy. If the same object is lifted 36 meters off the ground, its potential energy is

under what conditions could the angular momentum of the closed system of isolared student, stool, and masses change

Which of these changes do ot involve forming or breaking chemical bonds? A) burning and melting B) rusting and cutting C) burning and digesting D) boiling and melting

State a rule that describes how to predict the relative velocities of the two carts after the explosion. -Answer

How does the kinetic energy of a charge change as the charge moves under the effect of an electric field from higher potential to lower potential? 1. The kinetic energy increases. 2. The kinetic energy decreases. 3.

Do gamma rays have lower or higher frequency than microwaves

Ways that charges can be transferred

A cricketer can throw a ball to a maximum horizontal distance of 100m. How much high above the ground can he throw same ball

What is the relationship between the slope of the position graph of an object and its velocity?

Differeniate between thermal energy and heat

The term that describes the time when the sun's are directly over the equator is: