The Origins of Earth and the Moon
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Questions and Answers

What is the age of the Earth at the beginning of its existence?

4.6 billion years ago

What remains a mystery about the formation of the Earth and the moon?

The formation of the Earth and the moon remains a mystery

What were the small bodies called that formed as gases and materials collided around the sun?

Planetesimals

What did scientists suggest about the formation of planets?

<p>Scientists suggested theories explaining how planets form from the same material</p> Signup and view all the answers

What are the names of the solar system's gas giants?

<p>Jupiter and Saturn</p> Signup and view all the answers

How much water there is on our planet and where it came from?

<p>The amount</p> Signup and view all the answers

What planet crashed into the earth in the past?

<p>Theia</p> Signup and view all the answers

And finally we'll tell you how old the oldest organism on earth is

<p>Organism</p> Signup and view all the answers

We prepared the story of our planet from a clump of dust and gas a few miles in diameter to the appearance of life when the sun was created gases and other materials around it started colliding with each other and forming small bodies called planetesimals and as the gravitational forces were growing more material was pulled together and these seeds of planets grew larger until they became true planets

<p>Bodies</p> Signup and view all the answers

See this structure looks scary and devoid of any possibility of life but this is our home the earth at the beginning of its existence 4.6 billion years ago and its formation and the formation of the moon remains a mystery but today we'll tell you about the theories that scientists suggested you'll learn how planets so different from each other form from the same material

<p>Structure</p> Signup and view all the answers

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