The same force is applied separately to two objects, A and B. B has twice the mass of A. What happens? A. B’s acceleration is half that of A. B. B’s acceleration is twice that of A. C. B’s acceleration is one-fourth that of A. D. B’s acceleration is four times that of A

the best answer for these questions would be:

1.            c. is smaller

2.            d) concrete operational

3.            b) interaction with the environment – the children interact with their environment can them learn more.

4.            a) parents who reason openly with children can limit a child’s cognitive ability.

the answer is 100. i just did this lesson and got a 100% on it. : )

-fishtank