Week 2 Flashcards
0
Q
Velocity is?
A
A vector quantity. This means it requires a direction. It should only be expressed in the SI units of displacement (m) and time (s).
1
Q
Speed is?
A
A scalar quantity. Can be expressed in a number of units including miles per hour, km per hour, knots, etc
3
Q
Equation for velocity?
A
Velocity = displacement ÷ time
4
Q
Equation for speed?
A
Speed = distance ÷ time
5
Q
Equation for time?
A
Time = distance ÷ speed
6
Q
Equation for distance?
A
Distance = speed × time
7
Q
Equation to convert km/hr to m/s?
A
× by 1000 then ÷ by 3600
8
Q
Equation to convert m/s to km/hr?
A
÷ by 1000 then × by 3600
