Why does this boat float?

Ship floating on nothing! :: Physikshow Uni Bonn

Sulfur hexafluoride is more dense
then the surrounding air

B. Displacement - distance & direction from start to finish

1) Examples

Distance = 7 meters

Displacement = 5 m N of E

2) Displacement always has ...

Magnitude

(a number)

..and direction

Displacement = _______

1 m up

Displacement = __

3 m Right

(Start to finish)

a) Examples

• 5m East
• 7m upward
• + 17m

b) Positive and Negative Signs also show direction

+ Usually symbolizes
up, right, north, east, forward

- Usually symbolizes
down, left, south, west, backwards

c) Symbol for displacement: d