A rock of mass m is hanging on a rope. The rock is moving upward and speeding up. How does the magnitude F of the force exerted on the rock by the rope compare with the magnitude of mg of the gravitational force

Herbivores, carnivores, and omnivores are all types a. decomposers b. producers c. consumers d. biomes

This is a form of winter precipitation. it is frozen precipitation falling as ice pellets. snowflakes melt into raindrops as they pass through a thin layer of warmer air. the raindrops then refreeze into particles of ice when they fall into a layer of sub-freezing air near the surface of the earth. this precipitation is called a) hail. b) rain. c) sleet. d) snow.

The first law of thermodynamics states that heat added to a system is neither created nor destroyed but is as it changes into other forms of energy.