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Speed ECMS

Review of Speed, Velocity, and Acceleration

Total Distance over Total Time Average Speed
Speed and Direction Velocity
Change in Speed and Direction Acceleration
What is the formula for velocity? Distance divided by time in a specific direction
What is the formula for acceleration? Final Velocity-Starting Velocity divided by time
Distance divided by time Speed
When a car slows down it is called___________. deceleration or negative acceleration
When a car speeds up it is called________. Positive Acceleration
What does a speedometer in your car tell you? Instantaneous Speed
What is speed in a particular direction? Velocity
When you move from place to place, you change your ______. Position
What is an object's change in position over time? Motion
What is a reference point? Something that stays in place
To find the speed of an object in motion you need to measure___________ and _____________. Distance and Time
What tells you how quickly an object changes position? Speed
Acceleration measures change in _____________. Velocity
Jake walks 100 m in 50 sec, moving at different speeds. Dividing 100m by 50s gives you Jake's _____________. Average Speed
Michael is riding his bicycle. He begins pedaling harder. What do you predict will happen? His speed will increase
The initial speed of a truck is called _____________. Starting Speed
Created by: Emccoy1