Vector Introduction

Vector is a quantity with:

• magnitude and direction

• magnitude

• direction

• none of the above

Tags

CCSS.HSN.VM.A.1

Given points A(2, 1) and B(-4, 1). Explain why the vector AB is parallel to the x-axis

• because vector AB is a multiple of the unit vector i

• because vector AB is a multiple of the unit vector j

• because vector AB is a multiple of the unit vector k

Tags

CCSS.HSN.VM.A.1

• OB + BC = OC

• OA + AC = OC

• CB + B0 = -OC

• OD = 0.5(OA + AC)

Tags

CCSS.HSG.CO.C.11

Find the component form of AB with initial point A(0, 8) and terminal point B(-9, -3)

• -9i + 5j
• -9i - 11j
• <-9, -11>
• <-9, 5>

A quantity that has both magnitude and direction is called a scalar quantity.

• True
• False

Tags

CCSS.HSN.VM.A.1

Wind blowing at 20 mph.Vector or scalar?

• Scalar
• Vector

A deer running 15 meters per second due west.Vector or scalar?

• Scalar
• Vector

Tags

CCSS.HSN.VM.A.1

A quantity that has both magnitude and direction is called a scalar quantity.

• True
• False

Tags

CCSS.HSN.VM.A.1

A resultant vector is

• equal to the sum of one vector.

• equal to the sum of two or more vectors.

• equal to the difference of one vector.

Tags

CCSS.HSN-VM.B.4C

What is the magnitude of the resultant vector, r?

• 3

• 4

• 5

• 7