Answer:
A. Both spheres land at the same time.
Explanation:
The horizontal motion doesn't affect the vertical motion. Since the two spheres have the same initial vertical velocity and same initial height, they land at the same time.
I believe your answer is correct, because 8.7*10^-7 is equal to 0.00000085347.
Hope you do well!
Answer:
energy which a body possesses by virtue of being in motion.
Explanation: