Question

Sung rolls a marble off the edge of a table. She rolls the marble off the same table again but at a different speed. Which best describes the projectile motion of the marble as it leaves the table at the two different speeds?

Answer 1

Answer: Correct answer is "The marbles horizontal velocity changes, but its vertical velocity does not."

Explanation: I have had the same question on my High School Physics test, and got the answer correct.

Answer 2

i believe that the answer is D.