A 10,000 kg car going north at 22 m/s collides with a 50,000 kg truck moving east at 25 m/s. The two vehicles stick together and move in a northeastern direction. With what speed do they move right after impact and in what direction (degrees northeast)?

Sarah and michelle work at a tech company that designs exercise apps. sarah tells michelle she has heard that james, their supervisor, interviewed with a competitor and may be leaving the company, which would open up a management position. what kind of power is sarah exerting?

When a bicycle coasts uphill, it moves slower and slower as it climbs. why? a. its kinetic energy is transforming into heat energy. b. its potential energy is transforming into kinetic energy. c. its kinetic energy is transforming into potential energy and heat energy. d. its potential energy is transforming into kinetic energy and heat energy.

Often called simply "velocity," this is the velocity of an object at a particular moment in time.