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Specification Point 2.5 OCR A Physics A-Level
What is a scalar quantity
A quantity had magnitude but no direction
What is a vector quantity
A quantity with both magnitude and direction
Name 5 scalar quantities
Distance
Speed
Mass
Temperature
Energy
Name 5 vector quantities
Displacement
Velocity
Force
Acceleration
Momentum
What is the resultant vector
The addition or subtraction of two or more vectors
What are the two ways of finding resultant vectors
Scale diagrams
Splitting into components
How must scale diagrams be drawn to calculate the resultant vector
Nose to tail
What two components do you split vectors into
X component (horizontal)
Y component (vertical)
Note
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