What is the temperature increase of 1 Kg of water at the bottom of a waterfall if all of the initial potential energy (1421J) is transferred as heat to the water?

Aparticle moves in a circle 1.50 m in radius . through what angle in radians does it rotate if it moves through an arc length of 2.50m? what is the angle in degrees?

Which describes an object in projectile motion? check all that apply. a.gravity acts to pull the object downb. the object moves in a straight path. c.the forward velocity of the object is 0 m/s. d.the object’s inertia carries it forward. e.the path of the object is curved.

What you see with your eyes is a form of energy. a. light b. heat c. chemical d. electrical