Some amusement parks feature a free-fall ride that briefly simulates the effect of weightlessness. Riders are lifted to the top of a tall tower in a specialized seating container and then dropped briefly before the container is finally slowed to a stop.

Amira pulls a 3 pound wagon 4 feet. how much work has she done?

Which atomic model was proposed as a result of j. j. thomson’s work?

The california mussel (mytilus californianus) attaches itself to a rock or other solid surface with a bundle of filaments known as the byssus. imagine that 15.0 j of work is done to stretch the distal end of the byssus. it releases 10.8 j of thermal energy as it relaxes. what is the resilience of the distal end of the byssus?