**Goal:** Hone the concept of displacement

**Source:** CT151.2-2

Bekki walks 3 m to the right, 4 m to the left, 5 m to the right, and 2 m

to the left. What is her displacement?

- 0 m
- 2 m
- 2 m (to the right)
- 2 m (to the left)
- 14 m (to the right)
- 8 m to the right and 6 m to the left
- impossible to determine
- none of the above

## Commentary:

## Answer

(3) Students need to distinguish between distance and

displacement. Questions such as this are good introductions to vectors.