1273 questions and answers in this section
Explain why does the Moon move at different speeds in the sky?

Explain why does the Moon move at different speeds in the sky?

The Moon takes about 27.3 days to complete one full revolution around the Earth. This period is called the lunar revolution period. However, it is...

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Explain why can frogs breathe through their skin?

Explain why can frogs breathe through their skin?

The skin of frogs is an essential organ that performs several important functions for these amphibians. The skin of frogs is composed of different layers, each with...

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Explain why can lichens grow on inhospitable surfaces?

Explain why can lichens grow on inhospitable surfaces?

Lichens have exceptional adaptation capabilities that allow them to survive in extreme environments. They are found on a wide variety of substrates such as rocks, bare soil,...

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Explain why gravity is weaker in certain places on Earth?

Explain why gravity is weaker in certain places on Earth?

Gravity is weaker at certain locations on Earth due to the distance from the center of the planet. In fact, gravity is stronger near the...

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Explain why tempered glass is more resistant than ordinary glass?

Explain why tempered glass is more resistant than ordinary glass?

Tempered glass is a highly resistant material widely used in various applications, such as smartphones, car windshields, and shower panels. Its composition differs from that...

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Explain why are glaciers so fragile in Arctic regions?

Explain why are glaciers so fragile in Arctic regions?

Positive climate feedback occurs when an initial change in climate triggers another change that amplifies the first one. In the context of Arctic regions, positive...

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Explain why does foam form when pouring beer?

Explain why does foam form when pouring beer?

The formation of foam in beer is a fascinating process that results from various factors interacting in a complex way. When beer is poured into...

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Explain why does mustard sting?

Explain why does mustard sting?

Mustard burns because of the presence of compounds called isothiocyanates. These compounds are created when mustard seeds are ground and mixed with a liquid, such...

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Explain why are the volcanoes in Iceland closely monitored?

Explain why are the volcanoes in Iceland closely monitored?

Iceland is located on the Mid-Atlantic Ridge, a line separating the Eurasian and North American tectonic plates. This unique geological situation makes it a hotspot...

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Explain why do ripe bananas release ethylene?

Explain why do ripe bananas release ethylene?

Bananas produce ethylene, a gaseous organic compound, when they reach an advanced stage of ripeness. This process is mainly due to an enzyme called 1-aminocyclopropane-1-carboxylic...

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