Vectors Review

A way of finding the resultant vector by lining up the vectors tail-to-tail.

• Triangle method

• Circle method

• Rectangular method

• Parallelogram method

What is the magnitude of this vector?

• 4

• 5

• 3

• square root of 5

Write in component form.

• <0, 4>

• <8, 2>

• <2, 8>

• <0, 2>

Find the magnitude of vector AB if the initial point is (-3, 1) and the terminal point is (3, 9).

• 6
• 8.2
• 10
• 10.4

A vector is a quantity that has both _______ and _________.

Select all that apply.

• direction

• amplitude

• acceleration

• magnitude

• velocity

• I

• II

• III

• IV

Which of the following is always positive?

• vector
• scalar
• direction
• magnitude

A super hammad-geering is flying at a speed of 500 mph at a heading of 135 degrees. A soh-cah-toa flaps its wings and that wind from the birds wings is blowing from due north at 50 mph. Find the ground speed. Round to the nearest hundredth.

A football has been thrown at the speed of 200 mph at the angle of 60 degrees. The wind is blowing from due north at 50 mph. Find the magnitude and round to the nearest whole number.