Motion Vocabulary
Distance and Displacement
Speed and Velocity
Acceleration
Interpreting Graphs
100
The ratio of the distance an object moves to the amount of time needed to travel the distance.
What is speed?
100
Of the following, the one that would be most practical for measuring the length of your finger. kilometers miles centimeters feet
What is centimeters?
100
This is measured by your car's speedometer.
What is instantaneous speed?
100
Acceleration is described as changes in ________, changes in ___________, or both.
What are speed and direction?
100
Represented by the slope of the line on the distance-time graph.
What is speed?
200
The speed at which an object is traveling and the direction it is traveling.
What is velocity?
200
Elliot's total displacement if he drives 4 miles east from his house to pick up his friend Ethan, and then drives 2 more miles east to school.
What is 6 miles?
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?
200
Motion of a car if the line on the distance-time graph is horizontal.
What is not moving?
300
The rate at which an object is moving at a given time.
What is instantaneous speed?
300
A stationary object used to determine motion
What is a reference point?
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 formula for calculating acceleration.
What is the change in velocity divided by the total time?
300
Motion of a car if the line on a distance-time graph is a straight line going up.
What is moving at constant speed?
400
The direction from the starting point and the length of a straight line from the starting point to the ending point.
What is displacement?
400
RyLee's total displacement if she walks 2 blocks east to her friend Carla's house, then 4 blocks west (past her own house) to her friend Haile's house.
What is 2 blocks?
400
A train's average speed if it travels 120 kilometers in 2 hours.
What is 60 kilometers per hour?
400
The acceleration of a car traveling at 10 meters per second that takes 20 seconds to stop.
What is 0.5 meters per second squared?
400
Motion of a car if the line on a distance-time graph is curving upward.
What is speeding up?
500
The rate at which velocity changes.
What is acceleration?
500
Cam's total displacement if he walks 2 miles to the school, and then takes the short cut back home that is only 1 mile.
What is zero?
500
A jogger's average velocity if she jogs 22 km from Brunswick toward Bath in 1.2 hours?
What is 18 kilometers per hour East?
500
The acceleration of a race car that goes from a pace car speed of 400,000 kilometers per second to full speed of 900,000 kilometers per second in 10 seconds.
What is 50,000 kilometers per second squared?
500
Motion of a car if the line on a velocity-time graph is a straight line down.
What is slowing down?
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