Intro to Vector Addition

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

Tags

NGSS.HS-PS2-2

NGSS.HS-PS2-4

NGSS.HS-PS3-5

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 

Is this a scalar quantity or a vector quantity?

A deer running 15 meters per second due west

• Scalar

• Vector

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

• components

• scalar

• resultant

• magnitude

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

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

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

How do you combine vectors if they are in opposite directions?

• Add

• Subtract

• Draw Tip to Tail

How do you combine vectors if they are in the same direction?

• Add

• Subtract

• Draw Tip to Tail

Tags

NGSS.HS-PS2-2

NGSS.HS-PS2-4

How do you combine vectors if they at angles to each other?

• Add

• Subtract

• Draw Tip to Tail

What is the resultant of these two vectors?

• +17 m

• +3 m

• -17 m

• -3 m