# E1t9 Retake Preap 2016

5 Questions | Total Attempts: 74

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• 1.
As an object falls freely in a vacuum, its
• A.

Velocity increases.

• B.

Acceleration increases.

• C.

Both A and B.

• D.

None of the above.

• 2.
A ball is thrown upwards and caught when it comes back down. In the absence of air resistance, the speed of the ball when caught would be
• A.

Less than the speed it had when thrown upwards.

• B.

More than the speed it had when thrown upwards.

• C.

The same as the speed it had when thrown upwards.

• 3.
A ball tossed vertically upward rises, reaches its highest point, and then falls back to its starting point. During this time the acceleration of the ball is always
• A.

In the direction of motion.

• B.

Opposite its velocity.

• C.

Directed downward.

• D.

Directed upward.

• 4.
Objects that are thrown up into the sky move
• A.

A. faster and faster.

• B.

B. slower and slower

• C.

C. at a constant velocity.

• D.

D. slower then faster.

• 5.
Which would hit the ground first if dropped from the same height in a vacuuma feather or a metal bolt?
• A.

A. the feather

• B.

B. the metal bolt

• C.

C. They would hit the ground at the same time.

• D.

D. They would be suspended in a vacuum.