72 questions and answers in this section

Natural Sciences » Astronomy

Explain why the moon changes shape every month?

Explain why the moon changes shape every month?

The Moon goes through different phases throughout its monthly cycle. These lunar phases correspond to the different positions of the Moon in relation to the...

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Explain why the Mayans built pyramids astronomically aligned with the stars.

Explain why the Mayans built pyramids astronomically aligned with the stars.

The Mayans had advanced knowledge in astronomy. Their priest-astronomers studied the movements of the stars, the Sun, and the Moon with great precision. They developed...

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Explain why the Assyrians considered the eclipse as an evil omen.

Explain why the Assyrians considered the eclipse as an evil omen.

The Assyrians were an ancient people who had beliefs and superstitions deeply rooted in their daily lives. They attached great importance to the gods and...

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Explain why the Great Bear is such a recognizable constellation?

Explain why the Great Bear is such a recognizable constellation?

The Big Dipper is a very recognizable constellation due to the particular arrangement of its stars. This constellation is made up of seven main stars...

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Explain why the night is dark despite the presence of billions of stars?

Explain why the night is dark despite the presence of billions of stars?

The Paradox of the Night Sky is an intriguing phenomenon that questions the nature of our Universe. Despite the presence of billions of stars, the...

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Explain why does the rotation of the Earth influence the length of days?

Explain why does the rotation of the Earth influence the length of days?

Earth is a rotating planet, making one full rotation on its axis in about 24 hours, defining our day. This rotation movement occurs counterclockwise when...

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Explain why the moon appears to follow our car when we drive?

Explain why the moon appears to follow our car when we drive?

The illusion of relative motion is a phenomenon that occurs when two objects move at different speeds or in different directions. When we drive a...

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Explain why the sun is yellow while stars are white?

Explain why the sun is yellow while stars are white?

The color of the Sun is mainly due to its chemical composition and temperature. The photosphere, the outer layer of the Sun, is primarily made...

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Explain why does Halley's comet come back every 76 years?

Explain why does Halley's comet come back every 76 years?

Halley's Comet is mainly composed of ice, dust, and rocks. The ices found in the comet are primarily water, carbon dioxide, methane, and ammonia. These...

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Explain why the sun appears larger on the horizon?

Explain why the sun appears larger on the horizon?

When the Sun rises or sets, it may appear larger on the horizon. This phenomenon is largely explained by atmospheric refraction. The light emitted by...

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