Which of the following people used the orbit of the moon to develop a law of Universal gravitation? A. Aristarchus

B. Aristotle

C. Copernicus

D. Eratosthenes

E. Galileo

F. Kepler

G. Newton

H. Ptolemy

I. Tycho

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.