# Mechanics (1d - Kinematics)

5 Questions | Total Attempts: 1661  Settings  This quiz tests your understanding of 1D kinematics.

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

Velocity increases.

• B.

Acceleration increases

• C.

Both velocity and acceleration increase.

• D.

Only distance increases.

• 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.
Suppose an object is in free fall. Each second the object falls
• A.

The same distance as in the second before.

• B.

A larger distance as in the second before.

• C.

With the same instantaneous speed.

• D.

With the same average speed

• E.

None of the above

• 4.
At the highest point of flight of a ball thrown upwards,
• A.

The acceleration is zero.

• B.

The acceleration is the minimal.

• C.

The acceleration is directed downward.

• D.

The acceleration is directed upward.

• 5.
A free falling object is dropped from a height from rest. After falling for 1 second, the speed is about
• A.

5m/s

• B.

10m/s

• C.

100m/s

• D.

None of the above

Related Topics Back to top