1273 questions and answers in this section
Explain why do Icelandic volcanoes emit ash clouds?

Explain why do Icelandic volcanoes emit ash clouds?

Iceland is somewhat like the center of the world when it comes to volcanoes. Located at the boundary of two tectonic plates, North America and...

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Explain why most volcanoes are located at the boundaries of tectonic plates?

Explain why most volcanoes are located at the boundaries of tectonic plates?

Volcanoes primarily form when magma, a mixture of partially melted rock, reaches the Earth's surface. This magma comes from the Earth's mantle, a semi-liquid layer...

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Explain why do salt crystals form in certain desert conditions?

Explain why do salt crystals form in certain desert conditions?

Salt crystals form in deserts due to the massive evaporation of water. Deserts, with their dry and hot climate, are perfect for this phenomenon. When...

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Explain why do some orchid flowers resemble insects?

Explain why do some orchid flowers resemble insects?

Orchids mimic insects to attract pollinators. It's a matter of survival and reproduction. The flowers use visual deceptions and scents to resemble potential insect partners. Thus, some...

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Explain why is the Gulf Stream current crucial for the European climate?

Explain why is the Gulf Stream current crucial for the European climate?

The Gulf Stream begins in the Gulf of Mexico, from which it gets its name. This powerful ocean current flows along the east coast of...

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Explain why natural hot spring water is often rich in minerals?

Explain why natural hot spring water is often rich in minerals?

Thermal springs often originate in volcanic areas or regions where tectonic plates meet. These locations are rich in geothermal activity. Rainwater or river water seeps...

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Explain why do some crystals change color when exposed to light?

Explain why do some crystals change color when exposed to light?

When a crystal changes color due to light, it is often because of the way the atoms inside absorb and emit that light. The atoms...

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Explain why do some trees live for hundreds of years?

Explain why do some trees live for hundreds of years?

The ability of trees to live for hundreds of years is fascinating. Some trees, like the giant sequoia, can exceed 3,000 years. Their secret? A...

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Explain why do schools of fish move in perfect coordination?

Explain why do schools of fish move in perfect coordination?

Communication and signals play a crucial role in coordinating schools of fish. Fish primarily communicate through visual and chemical signals. Visual signals include changes in...

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Explain why do we get sick more often in winter?

Explain why do we get sick more often in winter?

In winter, colder temperatures and drier air allow viruses to survive longer. Flu viruses, for example, love cold and dry air. It's like a giant...

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