Determine the order of magnitude of the following small number by entering the appropriate exponent n below: 4,870×1021kg≈10nkg .

If the force on an object is in the negative direction, the work it does on the object must be [2 points a) negative. b) positive c) the work could be either positive or negative, depending on the direction the object moves

Aria drove to the store, did some shopping, and then came home. during maria's trip, when was her displacement equal to zero?

What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration