Kinematics

A car's speedometer reads 60 mph. Is this a speed or velocity reading?

A car travels 10 km east and then 5 km west. What is its displacement?

A hiker walks 5 km North, then 5 km East, then 5 km South. What is the total distance traveled and the magnitude of the displacement?

What is the magnitude of a unit vector?

Find the magnitude and direction of $\vec{B} = -5\hat{i} + 12\hat{j}$.

Vector A has components (3,4) and Vector B has components (-1, 2). What is the resultant vector A + B?

Which of the following is a scalar quantity?

A runner completes one lap around a 400m track. What is the runner's displacement?

Given $\vec{A} = 2\hat{i} - 3\hat{j}$, what are the x and y components of vector A?

Vector $\vec{C}$ has a magnitude of 10 and is at an angle of 30° above the horizontal. Vector $\vec{D}$ has a magnitude of 5 and is directed along the negative x-axis. What is the magnitude of the resultant vector $\vec{C} + \vec{D}$?