Pluto's Density Is 1

question 9

Multiple Choice

Pluto's density is 1.8 g/cm³. Iron has a density of about 5 g/cm³. Rock (e.g. basalt) has a density of about 3 g/cm³. Ice and water have densities of 1.0 g/cm³. Which of the following can be deduced from those densities?

• A) Pluto has a large iron-nickel core.
• B) Pluto is about one-third water and two-thirds rocky material.
• C) Pluto is solid rock all the way through.
• D) Pluto is composed entirely of water or water ice.

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Definitions:

Subbranding

The practice of creating a secondary brand within a main brand to appeal to different market segments or highlight particular product qualities.

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The overall identity of a corporation that reflects its values, reputation, and products, recognized and valued by consumers.

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The practice of expanding an existing product line by introducing new variants or sizes, aiming to target different customer segments or adapt to changing market conditions.