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Science Ch. 2
Question | Answer |
---|---|
Acceleration is a change in what? | Velocity |
What is the distance an object travels per unit of time? | Speed |
What is the total distance traveled divided by time of travel? | Average Speed |
If gravity did not affect the path of a horizantilly thrown ball the ball would... | Travel Horizantly |
When you graph the motion of an object, you put ________, on the x axis and ____ on the y axis | time, distance |
On a speed-time graph, a horizantal line shows the change in speed is___ | 0 |
What is velocity? | the speed of an object and the direction of it's motion. |
A freight train has more mass than a car so it has greater what? | Momentum |
The speed from your spedometer is the what speed? | Instantaneous |
When the _________ of an object changes the object is accelerating. | velocity |
An object chhanging speed from 10 m/s to 3 m/s is undergoing what acceleration? | negative |