Unit Vectors

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

CCSS.HSN.VM.A.1

What is the sum of multiple vectors called?

• Scalar

• Vector Combination

• Resultant Vector

• Force

Tags

CCSS.HSN-VM.B.4A

CCSS.HSN-VM.B.4B

Find the magnitude of the vector <2, -3>.

• √11
• 13
• √-4
• √13

Tags

CCSS.HSN.VM.A.1

Find the direction of the vector <-3, -5>.

• 59.03°
• 239.03°
• 210.96°
• 120.96°

Tags

CCSS.HSN.VM.A.1

Given an initial point R ( -12, 4 ) and terminal point S ( 28, -17 ), find the component form of the vector RS.

• 〈14,-13〉
• 〈-14,13〉
• 〈-40,-21〉
• 〈40,-21〉

Tags

CCSS.HSN.VM.A.2

Find the unit vector in the same direction as v.

• <0.385, 0.923>
• <-0.832, 0.555>
• <5/13, 12/13>
• <-5/13, -12/13>

Tags

CCSS.HSN.VM.A.1

CCSS.HSN.VM.C.11

Find the unit vector in the direction of <4, -3>

• <⅘, -⅗>
• <0.57, -0.43>
• <1, -1>
• -¾

Tags

CCSS.HSN.VM.A.1

CCSS.HSN.VM.A.2

CCSS.HSN.VM.C.11

CCSS.HSN.VM.B.5

Which of the following represent a horizontal standard unit vector? Select all that apply.

• $i$

• $j$

• $<0,\ 1>$

• $<1,\ 0>$

• $<1,\ 1>$

Which of the following represent a vertical standard unit vector? Select all that apply.

• $i$

• $j$

• $<1,\ 0>$

• $<0,\ 1>$

• $<1,\ 1>$

Which of the following represents a vector that goes down 4 and right 3?  Select all that apply. 

•  $3i-4j$  

•  $-4i+3j$  

•  $<3,\ -4>$  

•  $<-4,\ 3>$  

Tags

CCSS.HSN.VM.A.1