Average Velocity
Velocity
how fast something is going in a particular direction
What is Free-Fall
Free-Fall is when an object is falling solely under the influence of gravity
Displacement
How far an object moves away from where it started
Distance
The total amount traveled in a given time
Smiley ran 400 meters north in 60 seconds . what is the velocity ?
6.6 m/s
True or False:
When an object is in Free-Fall we ignore air resistance
True
What is the displacement of a race car if it made one lap around the track and ended back to where it started.
0
Time
The measurement of how long it takes for an event to occur.
Tony took 90 minutes to bicycle to his grandmother house a total of 6 kilometers, what was his Velocity?
4 Km/Hr
What is the formula for Free-Fall?
vf = g * t
A boy walks 5 meters south, 5 meters west, and 5 meters north. What is the total displacement
5 meters West
Speed
How fast something is moving
If a tennis ball was traveling downwards, would the velocity be negative or positive?
Negative
Who proposed the theory that all Free-Falling object fall at the same time
Galileo Galilei
A man is driving his car home. He starts by driving 400 m north, then he drives 500 m east, and then he drives 200 m south. What is the total displacement of the car?
539 m North East
You arrive to my class 45 seconds after leaving math, with is 90 meters away. How fast did you travel?
2 m/s
A student walks 20 meters in 10 seconds, then 30 meters in 5 seconds in the same direction. What is the student's average speed?
3.33 m/s
What is the average gravitational acceleration on Earth?
-9.8 m/s^2
Mrs. Hamski is a referee at a basketball game. She runs 20 meters south on the court. She needs to somehow get to the other side, so she walks 10 more feet to the east. What is the displacement? What is the direction of the displacement vector?
22m Southeast
If a car went 56 miles in 1.2 hours, how fast was the car traveling?
46.7 miles an hour