If an object is at rest on a compressed spring, the compressed spring contains . light energy
kinetic energy
gravitational potential energy
elastic potential energy

70 POINTS

Porque crees que el agua no podia subir mas de 10 m de altura con ese tipo de bomba

An object is 10 cm from the mirror, its height is 1 cm and the focal length is 5 cm. what is the image height? (indicate the object orientation by including the + or - sign with the answer.) hi = cm +1 -1 +10 -10

What is the efficiency of an engine that does 80 j of work and exhausts 320 j of heat while taking in 400 j of heat ? a. 10% b. 20% c. 80% d. 25%