By What Factor Does the Total Energy Emitted Per Unit

question 220

Multiple Choice

By what factor does the total energy emitted per unit time at all wavelengths from an opaque, perfectly absorbing object increase if its temperature increases by a factor of 3 (e.g., approximately from room temperature to 900 K) ?

• A) 27
• B) 3
• C) 9
• D) 81

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Definitions:

Vesicles

Small, membrane-bound sacs within cells that transport or store substances.

Cleavage Furrow

In a dividing animal cell, the indentation where cytoplasmic division will occur.

Cytoplasmic Division

A process, also known as cytokinesis, where the cytoplasm of a parental cell is divided into two daughter cells.

Cytokinesis

The division of the cell's cytoplasm into two distinct daughter cells immediately following mitosis, ensuring that each cell receives its share of the cytoplasm.