Directions: Write TRUE if the statement is correct and FALSE if not.
16. Gravity pulls everything to the edge of the earth.
17. Gravity and friction are important in making objects stop.
18. Gravity is greater in the moon.
19. Gravity makes it more difficult for a car to go up the road than to go down
20. It is more difficult to walk on a wet road than on a dry one because there is
more friction​