Understanding Displacement, Velocity, and Acceleration
Displacement: how far you are away from your starting point. Velocity: How fast you are going in a particular direction. Acceleration: Increasing or decreasing velocity with direction (how fast you are slowing down or speeding up).
An object moves to the left.
The object's displacement is
Positive
Negative
Zero
An object moves to the right.
The object's displacement is
Positive
Negative
Zero
An object moves around the outside of a circle and ends up back where it began.
The object's displacement is
Positive
Negative
Zero
An object +4m away moves to +8m away.
The object's displacement is
Positive
Negative
Zero
An object moves from +20 m away to +5 m away.
The object's displacement is
Positive
Negative
Zero
An object moves from -10 m away to 0 m away.
The object's displacement is
Positive
Negative
Zero
An object moves from -5 m away to 3 m away.
The object's displacement is
Positive
Negative
Zero
An object moves from -3 m away to -12 m away.
The object's displacement is
Positive
Negative
Zero
An object moves to the left.
The object's velocity is
Positive
Negative
Zero
An object moves around the outside of a circle and ends up back where it began.