Topic 1 Flashcards
Scalar
Quantities that only have a magnitude (size, no direction)
Vector
Quantities that have magnitude and direction
Examples of scalar quantities
Time
Distance
Speed
Mass
Examples of vector quantities
Velocity
Acceleration
Forces
Weight
Acceleration
Spending up or slowing down
Positive value or negative value
Velocity equation
Velocity = displacement
——————
Time
Average walking speed
1.4m/s
Equation for Acceleration
Acceleration = change in velocity
————————
Time taken
Equation for acceleration (symbols)
a = v - u
——-
t
Area under a velocity-time graph…
Distance travelled in metres