
Formation of the Earth
Flashcard
•
Science
•
10th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the origin of life on Earth?
Back
Life on Earth started as amino acids from meteorites.
2.
FLASHCARD QUESTION
Front
What is the process of Earth accumulating mass called?
Back
The process is called Accretion.
3.
FLASHCARD QUESTION
Front
How old are the oldest rocks found on Earth?
Back
The oldest rocks are approximately 4.2 billion years old.
4.
FLASHCARD QUESTION
Front
What force was responsible for Earth's continued growth after it began to accumulate mass?
Back
Gravitational forces were responsible for continued growth.
5.
FLASHCARD QUESTION
Front
During which period did the collision that created the moon occur?
Back
The collision occurred during the late heavy bombardment period.
6.
FLASHCARD QUESTION
Front
What are amino acids?
Back
Amino acids are organic compounds that serve as the building blocks of proteins and are essential for life.
7.
FLASHCARD QUESTION
Front
Define accretion in the context of planetary formation.
Back
Accretion is the process by which particles and bodies in space collide and stick together, leading to the growth of larger celestial bodies.
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