Which property describes the amount of energy that flows past a given area per unit of time? a. intensity b. pitch c. speed d. wavelength

Apebble is thrown into a calm lake, ripples are formed from the center and move outward. the water particles in the lake travel in a circular pattern that moves up and down on the surface of a lake, and the energy travels a) diagonally. b) downward. c) horizontally. d) upward.

Chemical energy is a form of energy. a. heat b. kinetic c. potential d. electromagnetic

Aforce of 100 newtons is used to move an object a distance of 15 meters with a power of 50 watts. find the work dine and the time it takes to do the work