The Dwarf Planet Pluto Appears to Be Composed of

question 8

Multiple Choice

The dwarf planet Pluto appears to be composed of

• A) rock and iron.
• B) a mixture of rock and ice.
• C) gases such as methane and ammonia, possibly with a small, liquid core.
• D) the very lightest elements, hydrogen and helium.

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Definitions:

Substance Use Disorders

Conditions in which the use of one or more substances leads to a clinically significant impairment or distress.

Purging Behaviour

Involves engaging in methods to expel food from the body, commonly associated with eating disorders such as bulimia nervosa.

Diet Soft-drinks

Beverages that are artificially sweetened to offer the taste of their sugar-containing counterparts while providing fewer calories, often promoted as a healthier alternative.

DSM-5 Criterion

Criteria outlined in the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, that healthcare providers use to diagnose psychological disorders.