A 15 kg aluminum box is sliding down a steel surface that is inclined at a 33- degree angle above the hprizontal. (coefficient of friction = .47 ) What is
Fg?

Which compound is held together by the electrostatic force between two ions? a. co2 b. cci4 c. h2s d. mgf2

Which body is in equilibrium? (1) a satellite orbiting earth in a circular orbit (2) a ball falling freely toward the surface of earth (3) a car moving with a constant speed along a straight, level road (4) a projectile at the highest point in its trajectory

Contains chemical energy. a. heat b. light c. natural gas