1. The material that a rubber ball is made of is different from the material that makes up something like a pool table ball because it allows the ball to
bounce. What type of energy is in this material?
A. Kinetic
B. Elastic
C. Chemical
D. Gravitational
Clear selection

To travel at constant speed, a car engine provides 24kw of useful power. the driving force on the car is 600n. at what speed does it travel?

Students design a model roller-coaster track. they place a rubber ball at the highest point on the track and let it go. the ball rolls along the track pulled only by the force of gravity. eventually, it comes to a stop. which change to the design will result in the ball moving the greatest distance?

Which of the following is the phase that results when the moon is on the opposite side of the earth from the sun? a. quarter moon b. crescent moon c. new moon d. full moon