Our Solar System: The Earth, Sun, Moon, and Beyond

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What is the approximate time it took for the solar system to form?

5,000 million years (correct)

4.5 million years

5 million years

4.5 billion years

What is the shape of the Earth?

Triangle

Flat

Roughly spherical (correct)

Oval

What is the primary composition of comets?

Frozen gas (correct)

Liquid

Rock

Dust

What is the Moon's orbit period around the Earth?

Once every 30 days Signup and view all the answers

What is the purpose of asteroids in the solar system?

To move in an orbit around the Sun as a leftover piece of rock from the solar system formation Signup and view all the answers

What was the initial understanding of the universe by ancient astronomers?

The Earth is at the centre of the universe and everything else moves around it Signup and view all the answers

What is the primary source of light that allows us to see the Moon?

The Sun's reflected light Signup and view all the answers

How long does it take for the Moon to complete its orbit around the Earth?

Approximately 30 days Signup and view all the answers

Why does the sun appear to rise and set?

Due to the Earth's rotation on its axis Signup and view all the answers

How many time zones are there in the world?

24 Signup and view all the answers

Ancient astronomers first thought that the ______ was the centre of the universe.

Earth Signup and view all the answers

The model where the Earth is at the centre of the universe is called the ______ model.

geocentric Signup and view all the answers

We can only see the Moon because it reflects light from the ______.

Sun Signup and view all the answers

The Earth makes one complete turn every ______ hours.

24 Signup and view all the answers

The world is divided into ______ different time zones.

24 Signup and view all the answers

Our Solar System: The Earth, Sun, Moon, and Beyond

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Questions and Answers

What is the approximate time it took for the solar system to form?

What is the shape of the Earth?

What is the primary composition of comets?

What is the Moon's orbit period around the Earth?

What is the purpose of asteroids in the solar system?

What was the initial understanding of the universe by ancient astronomers?

What is the primary source of light that allows us to see the Moon?

How long does it take for the Moon to complete its orbit around the Earth?

Why does the sun appear to rise and set?

How many time zones are there in the world?

Ancient astronomers first thought that the ______ was the centre of the universe.

The model where the Earth is at the centre of the universe is called the ______ model.

We can only see the Moon because it reflects light from the ______.

The Earth makes one complete turn every ______ hours.

The world is divided into ______ different time zones.

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