When You Decrease, by a Factor of Two, the Wavelength

question 76

Multiple Choice

When you decrease, by a factor of two, the wavelength of the light causing photoelectrons to be emitted from a metal surface, the kinetic energy of the photoelectrons will

• A) decrease by a factor of 2.
• B) double
• C) more than double.
• D) increase by a factor of .
• E) decrease by a factor of .

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Definitions:

Conjunctiva

The thin, transparent membrane lining the inner surface of the eyelid and covering the white part of the eyeball.

Mucous Membrane

A layer of epithelial cells that produce mucus, lining various cavities and tubes in the body to protect against infection.

Anterior Surface

The front or forward-facing surface of an organ, structure, or body, positioned toward the front of the body.

Tapetum Fibrosum

A layer of reflective tissue located in the eyes of some animals, contributing to their ability to see in low light conditions.