1. Does a car speedometer measure speed, velocity, or both? 2. Can an object have a varying velocity if its speed is constant? If yes, give examples. 3. Can an object have a varying speed if its velocity is constant? If yes, give examples.

College Physics
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ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter2: Kinematics
Section: Chapter Questions
Problem 21CQ: An object that is thrown straight up falls back to Earth. This is one-dimensional motion. (a) When...
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Please answer 1-5 with a full sentence. Please make sure the answers are clear. 

1. Does a car speedometer measure speed, velocity, or
both?
2. Can an object have a varying velocity if its speed is
constant? If yes, give examples.
3. Can an object have a varying speed if its velocity is
constant? If yes, give examples.
4. When an object moves with constant velocity, does
its average velocity during any time interval differ
from its instantaneous velocity at any instant?
5. In drag racing, is it possible for the car with the greatest
speed crossing the finish line to lose the race? Explain.
10. C
11. C
12.
13.
Transcribed Image Text:1. Does a car speedometer measure speed, velocity, or both? 2. Can an object have a varying velocity if its speed is constant? If yes, give examples. 3. Can an object have a varying speed if its velocity is constant? If yes, give examples. 4. When an object moves with constant velocity, does its average velocity during any time interval differ from its instantaneous velocity at any instant? 5. In drag racing, is it possible for the car with the greatest speed crossing the finish line to lose the race? Explain. 10. C 11. C 12. 13.
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