Conceptual Physics (12th Edition)

Published by Addison-Wesley
ISBN 10: 0321909100
ISBN 13: 978-0-32190-910-7

Chapter 31 - Reading Check Questions (Comprehension): 16

Answer

The electron.

Work Step by Step

Interactions between macroscopic objects and measuring instruments are not significant. Quantum uncertainty rears its ugly head when measuring the speed and position of something tiny, such as an electron. This is discussed on page 593.
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