Quiz for:
Understanding Vectors and Scalars

Question 1

What distinguishes a vector quantity from a scalar quantity?

Question 2

Using SOHCAHTOA, what does 'CA' refer to?

Question 3

What does the unit vector 'i' represent?

Question 4

How do you calculate the force vector's angle using tangent?

Question 5

What is the primary difference between speed and velocity?

Question 6

Which trigonometric function is used to calculate the x-component of a force vector given its angle?

Question 7

What is the y-component of a 100 N force acting at 30° above the x-axis?

Question 8

What is the magnitude of the force vector using the Pythagorean theorem if f_x = 86.6 N and f_y = 50 N?

Question 9

Which of the following is a vector quantity?

Question 10

Which of the following quantities is a scalar?

Question 11

How does displacement differ from distance?

Question 12

In vector terms, how is force usually expressed?

Question 13

What is the formula for the x-component of a vector in terms of angle θ?

Question 14

What formula would you use to find the magnitude of a vector with components f_x and f_y?

Question 15

If a vector is expressed as 86.6i + 50j, what do these components represent?