What is the weight of a 10-kilogram object on earth? a. 10 n b. 98 n c. 100 n d. 980 n

Need in all of themmm only answer if you know plsssss

The transfer of heat through the movement of a gas or liquid a. convection b. conduction c. radiation

A2-kg bowling ball is 2.5 meters off the ground on a post when it falls. just before it reaches the ground, it is traveling 7 m/s. assuming that there is no air resistance, which statement is true?