Distance & Displacement (Leaving Cert Applied Maths): Flashcards
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Distance definition
Distance definition
Total length of path travelled, regardless of direction
Displacement definition
Displacement definition
Straight-line distance from start to end, with direction
Is distance scalar or vector?
Is distance scalar or vector?
Scalar - magnitude only, always positive
Is displacement scalar or vector?
Is displacement scalar or vector?
Vector - has magnitude and direction
Can distance be negative?
Can distance be negative?
No, distance cannot be negative
Can displacement be negative?
Can displacement be negative?
Yes, depending on chosen direction
Walk 10m right, 3m left. Total distance?
Walk 10m right, 3m left. Total distance?
Walk 10m right, 3m left. Net displacement?
Walk 10m right, 3m left. Net displacement?
to the right
Horizontal line on time-displacement graph means?
Horizontal line on time-displacement graph means?
Object is stationary/at rest
Straight diagonal line on time-displacement graph means?
Straight diagonal line on time-displacement graph means?
Constant velocity motion
Slope of time-displacement graph represents?
Slope of time-displacement graph represents?
Velocity of the object
Negative slope on time-displacement graph means?
Negative slope on time-displacement graph means?
Motion towards the origin
