I don't get it. How can absolutely nobody be able to answer any of my physics questions?
It's been sitting there for a couple of hours now and there's is not a single answer.

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.

Aball has an initial velocity of 3 m/s. if there is no friction, what is the highest it could roll?

What is the primary force that suspension bridges use cables to hold their spans up? a. tension force b. resistance force c. normal force d. elastic force e. applied force