Pluto's Density Is 1

question 20

Multiple Choice

Pluto's density is 1.8 g/cm³. Iron is about 5 g/cm³. Rock is about 3 g/cm³. Ice or water is 1.0 g/cm³. This implies that

• A) Pluto has a large iron-nickel core.
• B) Pluto is about 35% water ice and 65% rocky material.
• C) Pluto is all rock.
• D) Pluto is all water or water ice.

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Definitions:

Total Burden

The complete impact, often financial or economic, borne by an entity or system as a consequence of a particular action or policy.

Partnerships

A lawful business structure involving two or more people who jointly manage and distribute earnings.

Proprietorships

A business structure owned by a single individual who is responsible for its liabilities and entitled to its profits.

Corporate Income Tax

A tax imposed on the net income or profit of corporations and other business entities.