A Researcher Discovers a Fossil of What Appears to Be

question 12

Multiple Choice

A researcher discovers a fossil of what appears to be one of the oldest-known multicellular organisms.The researcher could estimate the age of this fossil based on

• A)the amount of uranium-238 in the fossil.
• B)the amount of carbon-14 in the fossil.
• C)the amount of uranium-238 in volcanic layers surrounding the fossil.
• D)the amount of carbon-14 in volcanic layers surrounding the fossil.

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Definitions:

Publication

The act of making content available to the public, typically through books, journals, or online platforms.

Traditional Print Media

Forms of communication that are printed and distributed, such as newspapers, magazines, and books.

Specific

Clearly defined or identified; precise and particular.

Scholarly Articles

Research papers that have been peer reviewed and published in academic journals.