A freight car in a park moves along a frictionless level railroad track at constant speed. The freight car is open on top. A kid who was hanging on a branch of a tree that is over the track. As soon as the car passes under the branch, the kid let go of the branch and landed on the car. What happens to the speed of the freight car? Group of answer choices

probably not the "magnets"in the magnet, so to speak, are thought to be electrons orbiting in shells. vurrent loops two sides to the loop

c) up is the direction the magnetic force is acting on the charge.

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.