2. 1D Motion / Kinematics

Which of the following best describes the rate of change in an object's position over time?

Which of the following gives the correct formula for average velocity?

A sound travels a distance of $2km$ in $5.8s$. What is the average speed of sound during this interval?

$$Velocity is a vector quantity that measures an object's speed and what other property?$$

Which formula is used to calculate average velocity?

A snail moves at a constant average velocity of $0.05m/s$. How far can the snail move in $2$ seconds?

Which of the following equations correctly represents the average velocity $v$ of an object moving in a straight line?

In which of the following situations is the distance traveled proportional to $t$?

If the Atlas V rocket travels $1$ mile in $\frac{1}{10}$ of a second, what is its average velocity in miles per hour?

If a car is moving at a constant speed of $50\mathrm{mi}/\mathrm{hr}$ and travels $30\mathrm{miles}$, how long does it take to complete the trip?

Which of the following best describes the difference between $speed$ and $velocity$?

Which of the following values is the best estimate for the average speed of ocean currents in meters per second ($m/s$)?

Which of the following best describes the difference between instantaneous speed and average speed?

Under what condition is the average velocity $v\_\mathrm{avg}$ of an object equal to its instantaneous velocity $v$ at every point during a time interval?

Which of the following best describes the main difference between $\mathrm{speed}$ and $\mathrm{velocity}$?