What is Carbon-14 dating?
Unit 1+ Unit 2 Earth Space Science

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Science
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9th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
Back
A method used to determine the age of an object containing organic material by measuring the amount of Carbon-14 it contains.
2.
FLASHCARD QUESTION
Front
What is the half-life of Carbon-14?
Back
Approximately 5730 years, which is the time it takes for half of the Carbon-14 in a sample to decay.
3.
FLASHCARD QUESTION
Front
What is the Big Bang Theory?
Back
The leading explanation about how the universe began, stating that it was formed from a singular explosion that caused its expansion.
4.
FLASHCARD QUESTION
Front
What is a Red Giant?
Back
A late stage in a star's life cycle when it has exhausted its hydrogen fuel and begins to fuse helium, causing it to expand.
5.
FLASHCARD QUESTION
Front
What is nuclear fusion?
Back
The process by which two light atomic nuclei combine to form a heavier nucleus, releasing energy, which powers stars like the Sun.
6.
FLASHCARD QUESTION
Front
What does an H-R Diagram represent?
Back
A graph that plots stars' brightness against their temperature, helping to classify stars and understand their evolution.
7.
FLASHCARD QUESTION
Front
What are the three main characteristics of stars shown in an H-R Diagram?
Back
Temperature, brightness (luminosity), and color.
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