The top runners in the Boston Marathon complete the 26.2 miles in about 2 hours and 10 minutes. If 1609 meters = 1 mile, what is the marathoner's speed in meters/second?

A force of 500 N is exerted on a baseball by the bat for 0.001 s. What is the change in momentum of the baseball?

Ice. glass. bottel. metal

Is centripetal acceleration always positive?

A blow dryer transfers thermal energy mainly by what

What is a similarity between ionic, covalent, and metallic bonds?

Carla uses a table tennis ball and a volleyball to represent two astronomical bodies based on their sizes.

5. If you rub a balloon on a piece of fabric or carpeting and then hold it against your head, your hair can stand on end. Use what you have learned in this lesson to explain why this happens.

The height of a tsunami grows as it approaches a coastline primarily because

What relates the net force exerted on an object to its mass and acceleration?

If the moon rotated on it's axis same speed as earth would we see different sides of the moon