(a) what is the magnitude of the momentum of a 11000-kg truck whose speed is 10 m/s?

What color of light must blue light mix with to create white light? a. yellow b. white c. blue d. green

The roller coaster from problem #1 then tops a second hill at 15.0 m/s, how high is the second hill? 91.5 m 79.2 m 80.0 m 68.5 m

If an astronaut takes an object to the moon the following is true (choose only one). a the mass will change but the weight will be the same. b both the mass and the weight of the object will be the same. c the weight will change but the mass will be the same. d both the mass and the weight of the object will change.