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Questions and Answers
What is the key difference between speed and velocity?
What is the key difference between speed and velocity?
- Speed is a scalar quantity, while velocity is a vector quantity (correct)
- Speed and velocity are the same thing
- Speed is a vector quantity, while velocity is a scalar quantity
- Speed and velocity depend on the direction of motion
If an object moves in a circular path at a constant speed, what can be said about its velocity?
If an object moves in a circular path at a constant speed, what can be said about its velocity?
- The velocity is constantly changing
- The velocity is constant
- The velocity is zero
- The velocity is undefined (correct)
What is the SI unit of velocity?
What is the SI unit of velocity?
- Kilometers
- Meters per second (correct)
- Miles per hour
- Kilometers per hour
