Acity bus travels six blocks east and 8 blocks north. each block is 100m long if the bus travels this distince in 15 minutes what is the average velocity of the city bus

When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical

The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?

A58-kg boy swings a baseball bat, which causes a 0.140-kg baseball to move toward third base with a velocity of 38.0 m/s.