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Questions and Answers
Define average speed of an object.
Define average speed of an object.
Total distance traveled divided by time taken
What distinguishes velocity from speed?
What distinguishes velocity from speed?
Velocity includes both magnitude and direction; it is a vector quantity
When do average speed and average velocity have the same magnitude?
When do average speed and average velocity have the same magnitude?
When the motion is all in one direction
Define instantaneous velocity.
Define instantaneous velocity.
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What does it mean when a particle is said to be accelerating?
What does it mean when a particle is said to be accelerating?
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What is the difference between average speed and instantaneous speed?
What is the difference between average speed and instantaneous speed?
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Explain the concept of instantaneous velocity and how it relates to the limiting value of a ratio.
Explain the concept of instantaneous velocity and how it relates to the limiting value of a ratio.
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When does a particle have zero acceleration?
When does a particle have zero acceleration?
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How is velocity different from speed in terms of direction?
How is velocity different from speed in terms of direction?
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Explain the relationship between average speed and average velocity when the motion is not in a straight line.
Explain the relationship between average speed and average velocity when the motion is not in a straight line.
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