7. What is the kinetic energy of a 3-kilogram ball that is rolling at 2 meters per second? 9 J

58.8 J

6 J

3 J

Abowling ball rolling down the lane toward the pins has gravitational potential energy. a. no b. a lot of c. a little

Chameleons catch insects with their tongues, which they can rapidly extend to great lengths. in a typical strike, the chameleon's tongue accelerates at a remarkable 220 m/s2 for 20 ms, then travels at constant speed for another 30 ms.

By what factor does the drag force on a car increase as it goes from 65 to 110 km/h?