Motion Vocabulary
Speed and Velocity
Acceleration
Interpreting Graphs
100
An object's distance and direction from a reference point.
What is position?
100
Velocity is speed and ___________.
What is direction?
100
Acceleration is described as changes in ________, changes in ___________, or both.
What are speed and direction?
100
Motion of a car if the line on the distance-time graph is horizontal.
What is not moving?
200
The speed at which an object is traveling and the direction it is traveling.
What is velocity?
200
The speed of a train car if its distance-time graph indicates that it traveled 200 meters in 25 seconds.
What is 8 meters per second?
200
The acceleration of a bus moving at a constant speed of 50 miles per hour.
What is zero (no acceleration)?
200
Motion of a car if the line on the distance-time graph is a straight line going up.
What is moving at constant speed?
300
The distance an object moves in a given amount of time (distance/time).
What is speed?
300
The faster runner if Bo runs 4 miles in 1 hour, and Mo runs 2 miles in 20 minutes.
Who is Mo?
300
The three forms of acceleration.
What is increase speed (+), decrease speed (-), or change direction?
300
Motion of a car if the line on a distance-time graph is a straight line going down.
What is moving back towards home?
400
A location to which another location is compared.
What is reference point?
400
A train's distance if it travels 45 kilometers per hour for 90 minutes.
What is 67.5 kilometers?
400
The greater acceleration if a school bus slows down coming a bus stops or a school bus slamming on the brakes because a puppy ran into the street.
What is the school bus slamming on the brakes because a puppy ran into the street?
400
Motion of a car if the line on a distance-time graph is angles upward.
What is moving forward away from home?
500
The rate at which velocity changes.
What is acceleration?
500
Mary's velocity if she jogs 2 miles east from her house to the park in 20 minutes.
What is 0.1 miles per minute east?
500
Ada's acceleration if she skates at 15 miles per hour in a straight line without speeding up or slowing down?
What is zero?
500
The slowest runner if the distance-time graph shows three runners in a race.
What is C (green line)?