8. a baseball is hit upward and travels along a parabolic arc before it strikes the se
the following statements must be true?
it strikes the ground. which of
a.
the acceleration of the ball
decreases as the ball moves upward.
c. the acceleration of the ball is zero
m/s when the ball is at the highest
point in the arc.
d. the x-component of the velocity of
the ball is the same througout the
ball's flight
b.
the velocity of the ball is zero m/s
when the ball is at the highest point
in the arc.

answer; ///(74) degrees is your answer..

colorectal cancer may also develop from areas of abnormal cells in the lining of the colon or rectum. this area of abnormal cells is called dysplasia and is more commonly seen in people with certain inflammatory diseases of the bowel such as crohn's disease or ulcerative colitis.

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.

gravitational energy

electrical energy

kinetic energy

ligh energy