Carbon-14 Is Useful in Determining the Age of a Fossil

question 15

Multiple Choice

Carbon-14 is useful in determining the age of a fossil up to about ________ years ago.

• A) 40,000
• B) 10,000
• C) 20,000
• D) 50,000
• E) 100,000

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Definitions:

Basic Emotion

Fundamental emotions that are universally experienced by humans, such as happiness, sadness, fear, and anger.

Facial Muscles

A group of skeletal muscles located beneath the facial skin, instrumental in expressing emotions and facilitating speech.

Dilated Pupils

A condition where the pupils of the eyes become larger or wider than normal, which can be a response to low light conditions, excitement, or the influence of certain substances.

Heart Rate

The speed at which the heart beats, typically measured in beats per minute (bpm).