A70 kg desk sits on the floor motionless if gravity is pulling it with an acceleration of 9.8 m/s/s how much force is gravity exercising on the desk

What is the measure of a change in an objects velocity?

Gordon is going for a run through the park, but it is cold outside. the low outside temperature could affect his personal safety.

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.