In an avalanche, a large amount of snow slides down a hill. What energy conversion takes place during an avalanche?
A. Gravitational potential energy to kinetic energy
B. Kinetic energy to elastic potential energy
C. Elastic potential energy to kinetic energy
D. Kinetic energy to gravitational potential energy

d.7.5cm is your 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.