1. which of the following statements expresses a physical science definition of energy? a. the ability to do work b. the ability to move from one place to another c. the readiness to be very active d. the rate at which work is done 2.in which of the following is work being done? (multiple answers) a. a traveler lifts a suitcase from the floor up to the baggage cart. b. an elevator carries people from the ground floor to the fifth floor. c. a woman tries hard to lift a barbell, but the barbell doesn’t move. d. a child drags her large teddy bear across the floor. e. a rocket ship rests on the moon.