A Photon with a Frequency of 1

question 9

Multiple Choice

A photon with a frequency of 1.2 * 10¹⁵ Hz has what energy?

• A) 8.0 * 10^-19
• B) 1.0 * 10^-19
• C) 8.0 * 10¹⁹
• D) 5.5 * 10^-19
• E) 5.5 * 10⁴⁹

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Definitions:

Stem Cells

Undifferentiated cells capable of giving rise to indefinitely more cells of the same type, and from which certain other kinds of cells arise by differentiation.

Negative-Feedback

A process in which increases in output lead to future decreases in the same output, stabilizing systems against fluctuations.

Aldosterone

A substance generated by the adrenal glands that plays a role in regulating blood pressure through managing the balance of sodium and water in the body.

Hypogastric Region

The lower central part of the abdomen located below the umbilical region.