Physics Vector Basics

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

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

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

Find the missing side. 

• 15.6
• 12.1
• 8
• 5.25

Find the angle made by sides 14 and 7.  

• 60⁰
• 30⁰
• 45⁰
• 50⁰

How do you combine vectors if they are at a right angle to each other, and you know two sides?

• Multiply
• Divide
• Pythagorean Theorem
• Use trigonometry

Tags

CCSS.HSN-VM.B.4A

CCSS.HSN-VM.B.4B

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

• Add
• Subtract
• Pythagorean Theorem
• Use trigonometry

Tags

CCSS.HSN-VM.B.4C