1.5-1.7 Vectors

A vector is a ray with both ____________ and _____________.

• Wings and halos

• Space and time

• Direction and magnitude

• Radicals and exponents

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

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

• Scalar
• Vector

Which of these is not a vector quantity? 

• displacement 
• time
• velocity 
• acceleration

Which of the following quantities are vectors?

• speed, velocity, acceleration
• velocity, acceleration, force
• force, acceleration, mass
• length, mass, time

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

• components
• scalar
• resultant
• magnitude

Tags

NGSS.HS-PS3-5

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

Tags

NGSS.MS-PS2-2

A vector has...

• two components (x and y)

• one component (y)

• one component (x)

• length and degrees

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

• 77N
• 92N
• 120N
• 60N

Tags

NGSS.HS-PS2-1

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)