204 questions and answers in this section

Natural Sciences » Meteorology

Explain why the sky is blue?

Explain why the sky is blue?

When the sunlight passes through our atmosphere, it encounters air molecules and small suspended particles. These tiny elements scatter the light rays in different directions: this is...

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Explain why some countries celebrate New Year at different dates?

Explain why some countries celebrate New Year at different dates?

Around the world, each civilization has developed its own calendar based on practical needs, religious beliefs, and astronomical observations. For example, the ancient Egyptians relied...

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Explain why it is colder at higher altitudes?

Explain why it is colder at higher altitudes?

The higher you climb, the lighter the air becomes. Down near the ground, atmospheric pressure is high because all the air above is pressing down. But at...

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Explain why atmospheric depressions cause heavy rains.

Explain why atmospheric depressions cause heavy rains.

A low-pressure area is a zone where the air is less dense and lighter. It often begins when a mass of warm air meets cooler...

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Explain why the sun's rays are hotter at noon than at sunrise or sunset?

Explain why the sun's rays are hotter at noon than at sunrise or sunset?

At noon, the sun is high in the sky, its rays are almost coming directly to the Earth. It's a bit like a flashlight pointed...

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Explain why do tornadoes mainly form in the Tornado Alley in the United States.

Explain why do tornadoes mainly form in the "Tornado Alley" in the United States.

In this central region of the United States called Tornado Alley, two very different large air masses regularly meet: on one side, warm, humid air...

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Explain why lightning forms during a thunderstorm?

Explain why lightning forms during a thunderstorm?

When a storm intensifies, the tiny ice particles present in a cloud collide and rub against each other. These frictions generate electric charges, just like...

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Explain why watching a sunset can have a positive effect on our mood.

Explain why watching a sunset can have a positive effect on our mood.

The sunset produces a range of warm and soft colors, leaning towards orange, pink, and red, which instinctively promotes a state of relaxation. Observing these...

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Explain why can the wind make a windmill turn?

Explain why can the wind make a windmill turn?

Wind is simply the movement of air from an area of high pressure to another where the pressure is lower. When this moving mass of...

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Explain why the French aerospace base is located in Kourou?

Explain why the French aerospace base is located in Kourou?

Kourou is located on the northeast coast of South America, an ideal situation as it faces the Atlantic Ocean. This position allows rockets to launch...

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