Vector components

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 

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

• components
• scalar
• resultant
• magnitude

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 x component of the vector given in the diagram?

• 77N
• 92N
• 120N
• 60N

In order to find the x-component of a vector with magnitute 7 m and angle 30° we will use the formula...

• cos (30)

• sin(30)

• 7*sin(30)

• 7*cos(30)

The length of a force vector represents the ______ of the force

• direction
• magnitude
• type
• cause

What is the y component of the vector in the diagram?

• 104N
• -60N
• 60N
• 95N

What are the vector components?

• (2, 2)

• (3, 3)

• (3, 2)

• (2, 3)

What is the y component of the vector in the diagram?

• -26N
• 70N
• 26N
• 20N