An elevator lifts 12 occupants up 21 floors (76.8 meters) at a constant speed. The average mass of the occupants is 62.8 kg. Determine the work done by the elevator

Which property of fossils allow scientists to determine the relative rock ages..

What is the rate of change in a objects position?

Drag the tiles to the correct boxes to complete the pairs. match the jobs with the education requirements. childcare director clinical psychologist concierge cosmetologist vocational school and state licensure arrowright on-the-job training arrowright a ph. d. with licensure or certification, depending on the state in which you live arrowright a bachelor’s degree in early childhood development arrowright