What is the speed and direction of a moving object?
velocity
Is 50 miles per hour North a speed or a velocity?
velocity because it has a magnitude and a direction
Is 30 miles per hour a speed or a velocity?
speed because there is no direction
Is velocity a scalar or vector quantity?
vector because it has magnitude and direction
What does velocity have that speed doesn't?
direction
What is the formula for average speed?
total distance / total time
How far an object has traveled/moved?
Distance
Displacement
Does speed has magnitude, direction, or both?
magnitude
Does velocity have magnitude, direction, or both?
both
What are two ways that you can change an object's velocity?
change its speed and change its direction
Is meters per second a unit of speed?
yes
Is speed a scalar or vector quantity?
scalar because it only has magnitude
A car moves 60 km east in 2 hours. What is its velocity ?
30 km/h east
Jermaine runs exactly 2 laps around a 400 meter track. What is his displacement?
0 miles
A student walks in a circle and returns to the start. What is their displacement
Zero
Which is not a vector quantity?
Distance
Displacement
If a car changes its direction but does not change its speed, does velocity change?
yes