Multiple Choice
A ball is thrown straight up, reaches a maximum height, then falls to its initial height. Make a statement about the direction of the velocity and acceleration as the ball is coming down.
A) Both its velocity and its acceleration point upward.
B) Its velocity points upward and its acceleration points downward.
C) Its velocity points downward and its acceleration points upward.
D) Both its velocity and its acceleration point downward.
E) Neither velocity nor acceleration can be determined without additional information.
Correct Answer:
Verified
Correct Answer:
Verified
Q15: If the velocity versus time graph of
Q18: It is possible to have a zero
Q21: Suppose that an object is moving with
Q22: The area under a curve in a
Q42: Car A is traveling at twice the
Q66: Which statement is correct about the relationship
Q77: At time t = 0.00 s, a
Q79: A man walks south at a speed
Q81: The velocity of an object as a
Q85: A rock is dropped from a vertical