English National Curriculum - Science
Mission Objectives
Classify quantities as vectors or scalars
Explain the difference between a scalar and vector quantity
Explain the difference between distance and displacement
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Words and meanings to learn
distance
the total length of the path an object has travelled, regardless of direction
vector
a quantity that has both magnitude (size) and direction; examples of vector quantities include velocity, force and displacement
direction
the orientation or course along which something moves or is aimed
displacement
the shortest straight-line distance from an object's initial to final position, along with the direction
scalar
a quantity that only has magnitude and no direction; examples of scalar quantities include speed, mass and time
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