there are several different models that represent compounds one type of model is shown what type of model is shown

the body's situation won't change the forces are equal opposit and on the same body

see earlier answer

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.