Which of the following scenarios best describes a system where PE is increasing? A.
A tennis ball hit by a racket.
B.
A waterfall flowing off of a cliff.
C.
A soccer ball rolling up a hill.
D.
A boy sitting in his chair.

you have to draw the persons position over there

answer: option c.

explanation:

i think it would be 5

myth. it was once thought that animals, including cats and dogs, could only see in black and white. however, scientists have proven this to be a myth. in all animals, including humans, the perception of colour is determined by the presence of cells in the eye called cone photoreceptors.