Vectors

A soccer player kicks a ball with an initial velocity of 10 m/s at an angle of 30 degrees above the horizontal. The magntiude of the HORIZONTAL component of the ball's initial velocity is:

• 5.0 m/s

• 8.7 m/s

• 9.8 m/s

• 10 m/se

Tags

CCSS.HSN.VM.A.3

Find the magnitude of the vector <-4, -6>.

• 7.211
• 52
• 3.162
• 4.472

Tags

CCSS.HSN.VM.A.1

Find the direction of vector <6,5>.

• 219⁰
• 39⁰
• 129⁰
• 309⁰

Tags

CCSS.HSN.VM.A.1

3u-4v

• <5, -4>
• <2,56>
• <-3,32>
• <11,-4>

Write in component form.

• <0, 4>

• <8, 2>

• <2, 8>

• <0, 2>

Tags

CCSS.HSN.VM.A.2

If vector A has an y component of 12 units and a x component of 7 units, which would allow you to solve for the DIRECTION of vector A?

Tags

CCSS.HSN.VM.A.1

What's the y-component of the vector with a length of 8, 200° from the positive x-axis?

• -7.51

• 2.73

• -2.73

• -6.98

Tags

CCSS.HSN.VM.A.2

Let a = <-2, 0> and b = <-4, -8>.

Find a - b.

• <2, -8>

• <2, 8>

• <-6, -8>

• <-6, 8>

Tags

CCSS.HSN-VM.B.4C

Tags

CCSS.HSN-VM.B.4C

Find the magnitude of the vector <-2, 1>.

• 5
• 2.236
• 1
• 2.646

Tags

CCSS.HSN.VM.A.1