In the illustration of the solar spectrum, the upper left portion of the spectrum shows the visible light.

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.

answeralert drivers who drift off the road;