1. An airplane flying at 90 m/s increases its speed with a constant acceleration of 5 m/s2. How fast is the plane moving after it travels 5000 m from the point where the acceleration began? With work

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.