Which of the Following Elements Is So Similar to Carbon

question 31

Multiple Choice

Which of the following elements is so similar to carbon it its structure that scientists think it may form a basis for life elsewhere.

• A) helium
• B) nitrogen
• C) oxygen
• D) silicon

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Definitions:

Slugs

Gastropod mollusks without shells or with very small internal shells, often found in moist environments.

Research

The systematic investigation into and study of materials and sources in order to establish facts and reach new conclusions.

Silence

The absence of any sound, often creating a context for reflection, meditation, or peace.

Cookie

A small, sweet baked treat, often made with flour, sugar, and butter, and sometimes containing chocolate chips, nuts, or other ingredients.