73 questions and answers in this section

Natural Sciences » Astronomy

Explain why planets revolve around the sun.

Explain why planets revolve around the sun.

The Sun, with its enormous mass, curves the space around it and creates a force known as gravity. The more massive an object is, the...

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Explain why the Mayans developed such a precise and sophisticated calendar system.

Explain why the Mayans developed such a precise and sophisticated calendar system.

For the Mayans, agriculture was primarily based on the cultivation of corn, essential for their survival. Using a hyper-accurate calendar was key to knowing exactly...

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Explain why the Mayans had such expertise in astronomy to build observatories?

Explain why the Mayans had such expertise in astronomy to build observatories?

For the Mayans, it was simple: observing the stars was an integral part of their daily life and religion. They scanned the sky with the...

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Explain why the Orion constellation is so recognizable in the sky.

Explain why the Orion constellation is so recognizable in the sky.

The main stars of Orion create a silhouette that is easy to identify, even for those who are not particularly knowledgeable about astronomy. What stands...

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Explain why the Mayan calendar was so precise despite the absence of modern technology.

Explain why the Mayan calendar was so precise despite the absence of modern technology.

The Mayans observed for years the movements of the Sun, the Moon, Venus, and other celestial bodies with the naked eye, but with astonishing precision. Through patience,...

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Explain why solar eclipses are so rare?

Explain why solar eclipses are so rare?

For a solar eclipse to occur, the Moon, the Earth, and the Sun must be exactly aligned. It sounds simple like that, but in reality, it is...

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Can you explain why the Sun appears larger at sunrise and sunset?

Can you explain why the Sun appears larger at sunrise and sunset?

When you look at the Sun at sunrise or sunset, your brain can be deceived by an illusion called the Moon illusion. It is simply...

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Explain why the moon changes shape every night?

Explain why the moon changes shape every night?

Every night, the apparent shape of the Moon changes due to its movement around the Earth and the way it reflects sunlight. The Moon does...

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Explain why the Mayans attached great importance to solar eclipses?

Explain why the Mayans attached great importance to solar eclipses?

For the Maya, a solar eclipse was seen as a troubling disruption of the usual cosmic order. They often imagined that a supernatural being, a...

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Explain why the Earth revolves around the Sun?

Explain why the Earth revolves around the Sun?

The simple reason why the Earth orbits around the Sun is that our star exerts a gravitational force on it. This is based on what...

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