The concrete operational stage
Answer:
A = PE and KE
F = PE
Between A and F = KE
Explanation:
A is still and has potential energy then is released and has kinetic energy.
F is still so it has potential energy.
While its *moving* between A and F, the ball has kinetic energy.
This is how you solve this problem all you have to do is add 9 pluse ten like this 10 11 12 13 14 15 16 17 18 19 and as you can see i have counted nine numbers up and had got 19 just kidding the answer is 21!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Answer:
C. Experimental psychology
Explanation:
Experimental psychology is a branch of psychology that studies the processes of sensing, perceiving, learning, and thinking about the world.