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2 cards from this section. Quick, good the night before a test.
What is distance?
Think about the total length you measure.
Is displacement ever negative?
Consider the starting and ending points.
What does distance measure?
Consider everything you've traveled.
Displacement can be negative.
Think about direction.
A person walks 8 km south, then 6 km east. Calculate the distance traveled and the displacement.
Use Pythagorean theorem for displacement.
If a runner completes a circular track of circumference 400 meters and ends up at the same starting point, calculate the distance and displacement.
Think about the position relative to the starting point.
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