Convert 78.7 mi/h to m/s. 1 mi = 1609 m. Answer in units of m/s.

What will a positive and a negative charge do if they are separated from each other?

You are driving directly behind a pickup truck, going at the same speed as the truck. a crate falls from the bed of the truck to the road. (a) will your car hit the crate before the crate hits the road if you neither brake nor swerve? (b) during the fall, is the horizontal speed of the crate more than, less than, or the same as that of the truck?

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