Vector Addition

What is a vector?

• a type of variable with the same origin point

• a type of variable that includes direction as well as size

• a variable with only positive values and shows direction

• a displacement with no direction and no magnitude

A scalar does not depend on _____.

• position

• distance

• magnitude

• direction

What represents the "magnitude" of a vector?

• the units of the vector show magnitude

• the sign of the vector shows magnitude

• the length of the vector shows magnitude

• the direction of the vector shows magnitude

A car moved 60 km East and 90 km West. What is the distance it traveled?

• 30 km, West
• 60 km. East
• 90 km
• 150 km

What does magnitude mean?

• amount or size

• vector

• frame of reference

• motion

Which statement describes a vector?

• It has magnitude but no direction
• It has direction but no magnitude
• It has both direction and magnitude
• It has constant magnitude but no
   direction

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

• 5 km 
• 8 km
• 11 km
• 15 km

In practice A of the figure, what is the direction of the resultant displacement?

• South of East

• North of East

• North of West

• South of West

Define "Magnitude"

Select all that are applicable.

• Number

• Amount

• Size

• Quantity

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

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