2. 1D Motion / Kinematics

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

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

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

What is the average velocity of a cheetah that runs $80$ meters in $4$ seconds?

An object moving at a constant velocity will always have a:

The speed at which an object is moving in a specific direction is its:

If a train is traveling at a constant speed, which of the following statements about its average velocity over a time interval is correct?

Mikael runs with a constant speed of $3\text{m}/\text{s}$ for $45\text{seconds}$. How far does Mikael run?

Which of the following quantities is defined as the displacement of an object during a specific unit of time? $$

If a car is moving to the left with constant velocity, one can conclude that

In a skateboarding race, the winner covered $26$ meters in $3.88$ seconds. What was his average speed?

A box moves in a straight line from position $x=2$ meters to $x=10$ meters in $4$ seconds. What is the average speed of the box during this interval?

Which statement about $\mathrm{speed}$ and $\mathrm{velocity}$ is true?

Daniela runs a $10m$ race and finishes in $5s$. What is her average velocity during the race?

If a vehicle is traveling at $40 \mathrm{mph}$ and needs to pass another vehicle traveling at $30 \mathrm{mph}$ on a straight road, approximately how long will it take to pass if the overtaking vehicle needs to cover a distance of $0.25 \mathrm{miles}$ relative to the slower vehicle?