What effect will one positive charge have on another positive charge? a) They repel each other from a distance.
b) They repel each other only when they touch.
c) They attract each other from a distance.
d) They attract each other only when they touch.

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.