Which of the Following Best Describes an Aphanitic Texture

question 11

Multiple Choice

Which of the following best describes an aphanitic texture?

• A)The rock consists of broken, volcanic- rock and mineral fragments.
• B)The rock is crystalline; mineral grains are too small to be visible without a magnifying lens or microscope.
• C)The mineral grains have glassy textures.
• D)The rock is crystalline; mineral grains are of distinctly different sizes.

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Definitions:

Binge Eating

A disorder characterized by recurrent episodes of eating large quantities of food, often quickly and to the point of discomfort, followed by feelings of shame or guilt.

Binge-Purge Syndrome

An eating disorder characterized by episodes of excessive eating followed by forced vomiting or other methods to avoid gaining weight.

Bulimia Nervosa

An eating disorder marked by cycles of overeating followed by purging, to prevent weight gain.

Vomiting

The forcible voluntary or involuntary emptying ("throwing up") of stomach contents through the mouth.