Question

Sample Response: Pick a reference point on the line to be the zero position. Determine the direction and measure the distance from zero in standard units.

What did you include in your response? Check all that apply.

The reference point is set on the line.
The distance from that reference point can be used to describe movement.
Standard units of measurement can be used to identify the distance from the reference point.

Answer 1

All three apply.

- The reference point is set on the line.
- The distance from that reference point can be used to describe movement.
- Standard units of measurement can be used to identify the distance from the reference point.