Tina and Jill have two balls, ball A and ball B. Ball A is twice as heavy as ball B. Tina and Jill push the balls with the same strength
across the same flat surface.
What will happen to the balls?
A.
Neither ball will roll at all
B.
Ball A will roll faster.
C.
Ball B will roll faster.
D. Ball A and ball B will roll at the same speed.