Speed/Velocity
Speed/Velocity Calculations
Acceleration
Acceleration Calculations
Equations and Units
Distance and Displacement
Distance & Time Graphs
100
The rate at which an object moves a certain distance.
What is speed?
100
The velocity of a jogger that ran 321 meters in 70 seconds.
What is 4.6 m/s?
100
What do we call a change in velocity or direction?
acceleration
100
What is the acceleration of an object that has a final velocity of 53 m/s, an initial velocity of 5m/s, and a time of 25 seconds.
2.12 m/s2
100
What are meters used to measure?
What is the unit for distance?
100
Distance or Displacement?
10 meter North
Displacement
100
Below is a graph of Maria's trip to work. At what point did she realize she forgot something and had to go back home?
B
200
How fast an object moves over a certain distance in a direction.
What is velocity?
200
The distance an object travels if the velocity is 26 m/s and the time is 23 seconds.
What is 598 meters?
200
What is negative acceleration?
When an object slows down.
200
The acceleration of an object starting from rest with a velocity of 98 m/s in 5 seconds.
19.6 m/s2
200
The equation used to solve for distance in the speed/velocity equation.
What is distance = velocity x time?
200
Sally runs exactly 2 laps around a 400-meter track. What is her total distance?
800 meters.
200
John walks to school every day on a straight path. Below is John's walk.
2
300
How do you calculate speed?
distance divided by time
300
What is the time it takes an object to travel 198 meters at a velocity of 34 m/s.
What is 5.8 seconds?
300
An object that is not accelerating is moving in a ____________.
What is moving at a constant speed and direction.
300
What is the acceleration of an object with an initial velocity of 100 m/s and a final velocity of 20 m/s in 60 seconds.
-1.3 m/s2
300
Solving for time in the velocity/speed Equation.
What is time = distance/velocity?
300
Displacement is always (GREAT THAN / EQUAL TO / LESS THAN) distance.
EQUAL TO or LESS THAN
300
Which line represents the fasted person?
A
400
An object that is motionless on a distance-time graph is represented by a ____________.
What is a flat horizontal line.
400
The velocity of an object that travels 23 meters in 18 seconds.
What is 1.28 m/s?
400
Speeding up, slowing down, or changing directions.
What are examples of acceleration?
400
The acceleration of an object with a time of 0.25 seconds and a change in velocity of 32 m/s.
What is 128 m/s2?
400
What is the unit of measure for acceleration?
m/s/s or m/s2
400
Amy runs 2 miles south, then turns around and runs 3 miles north. What is her total distance and displacement?
Distance: 5 miles
Displacement: 1 mile North
400
The graph shows a family's trip to the beach. When did the family drive faster: to the beach or on their way home?
To the beach.
500
The steeper the line on a distance-time graph, the _________ the speed.
faster
500
What is the distance an object travels if going at a velocity of 8 m/s in 28 seconds.
What is 224 meters?
500
A given point that helps to determine if an object has moved.
What is a reference point?
500
The acceleration of an object with an initial velocity of 15 mph and a final velocity of 45 mph in 30 minutes. Hint...convert time to hours.
What is 60 mi/h2?
500
The equation used to solve for acceleration.
What is a = velocity final - velocity initial / time
500
Ted ran 8 blocks north and then two blocks south, toward his starting point. What are his distance and displacement?
Distance: 10 blocks
Displacement: 6 blocks North
500
The graph shows a family's trip to the beach. How long did the family stay at the beach?
4 hours