Vectors

A vector has both ____ and _____

• speed and length
• magnitude and direction
• degrees and radians
• style and grace

The _______ of two or more vectors is the sum of the vectors.

• components
• scalar
• resultant
• magnitude

In practice A of the figure, What is  the magnitude of the  resultant displacement?

• 5 km 
• 8 km
• 11 km
• 15 km

In practice B of the figure, which displacement is the horizontal component?

• 30 km, East
• 30 km, West
• 40 km, North
• 40 km, South

In practice B of the figure, which displacement is the vertical component? 

• 40 km, South
• 40 km, North
• 30 km, East
• 30 km, West

Is this a scalar quantity or a vector quantity?
Wind blowing at 20 knots

• Scalar
• Vector

Is this a scalar quantity or a vector quantity?
A deer running 15 meters per second due west

• Scalar
• Vector

If a boomerang is thrown 20 m in a straight line and returns exactly to the spot it was thrown what is its displacement?

• 20m
• 40m
• 0m
• -20m

Which are equivalent vectors?

• u and -u
• u and a
• u and v
• u and b

Tags

CCSS.HSN.VM.A.1

A car travels 90 meters due north in 15 seconds. Then the car turns around and travels 40 meters due south.  What is the magnitude and direction  of the car's resultant displacement?  

• 40 metres, South
• 50 metres, South
• 50 metres, North
• 40 metres, North