Which of the Following Statements Concerning Quantum Mechanics Is/are True

question 53

Multiple Choice

Which of the following statements concerning quantum mechanics is/are true?
1) The behavior of submicroscopic particles can sometimes be described as waves.
2) Quantum mechanics limits us to making statistical statements about the location of an electron in an atom.
3) The uncertainty principle is important only for particles of very small mass,such as the electron.

• A) 1 only
• B) 2 only
• C) 3 only
• D) 2 and 3
• E) 1,2,and 3

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Definitions:

The Pupil

The opening in the center of the iris of the eye, through which light enters to reach the retina.

Aperture

In optics, the opening through which light travels in devices such as cameras and microscopes, controlling the amount of light that enters.

The Sclera

The white part of the eye, a tough, fibrous tissue that covers most of the eyeball's exterior, providing structure and protection.

Difference Threshold

The minimum difference in stimulation that a person can detect 50% of the time, also known as the just noticeable difference (JND).