# 2.1.1 Reading Quiz - Mechanics

11 Questions | Total Attempts: 67  Settings  Answer all questions. These should test to see if you have read the material.

Related Topics
• 1.
What is the definition of displacment?
• A.

Distance from a fixed point.

• B.

Distance moved from a fixed point.

• C.

Distance and direction from a fixed point.

• 2.
What is the definition of average velocity
• A.

Distance travelled divided by time taken

• B.

Displacement travelled divided by time taken

• C.

Rate of change of distance

• D.

The rate of change of velocity

• 3.
Definition of acceleration
• A.

Rate of change of distance

• B.

Rate of change of velocity

• C.

Rate of change of displacement

• D.

Rate of change of speed

• E.

When something speeds up

• F.

When something slows down

• 4.
Gradient of a distance time graph gives...
• A.

Average speed

• B.

Average velocity

• C.

Instantaneous speed

• D.

Instantaneous velocity

• E.

Average acceleration

• F.

Instantaneous acceleration

• 5.
Gradient of a dispacement time graph gives...
• A.

Average speed

• B.

Average velocity

• C.

Instantaneous speed

• D.

Instantaneous velocity

• E.

Average acceleration

• F.

Instantaneous acceleration

• 6.
Gradient of a velocity time graph gives...
• A.

Average speed

• B.

Average velocity

• C.

Instantaneous speed

• D.

Instantaneous velocity

• E.

Average acceleration

• F.

Instantaneous acceleration

• 7.
A ball is thrown downward (not dropped) from the top of a tower. After being released, its downward acceleration will be
• A.

Greater than g

• B.

Exactly g

• C.

Smaller than g

• D.

Zero

• 8.
A stone is dropped from a flying helicopter.  Ignoring air resistance, how far will it have fallen after 10 seconds?
• A.

50m

• B.

100m

• C.

500m

• D.

1000m

• 9.
Without air resistance, an object dropped from a plane flying at constant speed in a straight line will
• A.

Quickly lag behind the plane

• B.

Remain vertically under the plane

• C.

• D.

Stay still

• 10.
When a stone is thrown vertically upwards, what can be said about when it is at its highest point?
• A.

Velocity is a maximum, acceleration is zero

• B.

Velocity is zero, acceleration is zero

• C.

Velocity is a maximum, acceleration is 10ms-2

• D.

Velocity is zero, acceleration is 10ms-2

• 11.
Are there any parts of this section that you found confusing?  If so, describe it here.