Which of the following is a vector? A distance B mass C speed D velocity.

A rectangle has vertices (6, 4), (2, 4), (6, -2), and (2, -2). What are the coordinates of the vertices of the image after a dilation with the origin as its center and a scale factor of 1.5? (A) (9, 6), (3, 6), (9, -3), (3, -3), (B) (3, 2), (1, 2), (3, -1), (1, -1), (C) (12, 8), (4, 8), (12, -4), (4, -4), (D) (15, 10), (5, 10), (15, -5), (5, -5)

speed at a specific instant in time.

A car travels for $5.5 \mathrm{~h}$ at an average speed of $75 \mathrm{~km} / \mathrm{h}$. How far did the car travel? A $0.073 \mathrm{~km}$ B $13.6 \mathrm{~km}$ C $80.5 \mathrm{~km}$ D $412.5 \mathrm{~km}$.

A car slows down from $28 \mathrm{~m} / \mathrm{s}$ to rest in $6.3 \mathrm{~s}$. What was its (constant) acceleration?

How does the speed of student A compare to the speed of student $B$ ? A It is half as large, B It is the same, C It is twice as large, D It is three times as large.

a number describing how steep a plotted line on a graph is; equal to the rise divided by the run.

Propose three different reference points you could use to describe where you are right now .

Calculate the average speed of an airplane flying between San Francisco and Los Angeles. The flight lasts $1.2 \mathrm{~h}$, and the flight path is $650 \mathrm{~km}$.

Which units could you use for the $y$-axis of a graph of speed-time to display the motion of an automobile? A. $h / \mathrm{s}$ B. $\mathrm{cm} / \mathrm{km}$ C. $\mathrm{km} / \mathrm{m}$ D. $\mathrm{km} / \mathrm{h}$.

Distinguish between velocity and acceleration .

Displacement is a (n) ___________ because it has both magnitude and direction.

_______ describes the steepness of a line on a graph.

What is the distance traveled divided by the time taken to travel that distance? A acceleration B velocity C speed D inertia.