Midterm Review Kinematics

Velocity is a _________ quantity

• Vector

• Scalar

Mass is a _________ quantity.

• Vector

• Scalar

Force is a _________ quantity

• Vector

• Scalar

If a car moves 12 km North, 19 km East, and 12 km South, what is its displacement?

• 12 km
• 19 km, East
• 31 km
• 43 km, East

A hiker walks 5 kilometers due north and then 7 kilometers due east. What is the magnitude of the resultant vector?

• 2 km
• 8.6 km
• 12 km
• 12.6 km

What is the net force?
100 N        230 N
<------        --------->

• 30 N to the right

• 230 N to the right

• 130 N to the right

• This is a balanced force

What is the unit of speed?

• seconds

• metres

• seconds per metre

• metres per second

m/s² is a unit of

• speed

• velocity

• acceleration

• time

Which of the following could be representing Distance?

• 60 m

• 50 m/s

• 70 s

• 50 m/s/s

Which of the following units is equivalent to a Newton?

• m/s²