1273 questions and answers in this section
Explain why some glaciers appear blue?

Explain why some glaciers appear blue?

The ice of glaciers is not just simple solid water. It forms through the gradual accumulation of compressed snow, which becomes denser over time. During...

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Explain why time slows down in case of high gravity?

Explain why time slows down in case of high gravity?

The theory of special relativity, formulated by Albert Einstein in 1905, is based on two fundamental principles: the principle of relativity and the principle of...

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Explain why perpetual motion is impossible.

Explain why perpetual motion is impossible.

When we talk about perpetual motion, the first reason why it is impossible to achieve it is related to the principle of conservation of energy. This fundamental...

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Explain why waves are sometimes bioluminescent blue?

Explain why waves are sometimes bioluminescent blue?

Marine bioluminescent organisms are fascinating creatures found in oceans around the world. These organisms have the ability to produce light through specific chemical reactions. Among...

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Explain why heavy rains can cause landslides.

Explain why heavy rains can cause landslides.

Landslides occur when a mass of soil, rocks, or mud suddenly rushes down a slope. It starts with a loss of balance of the materials...

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Explain why time seems to pass more slowly at the bottom of a mountain?

Explain why time seems to pass more slowly at the bottom of a mountain?

The perception of time can vary depending on various factors such as the environment, the activity we are engaged in, and our emotional state. Our...

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Explain why some frogs are fluorescent in the dark?

Explain why some frogs are fluorescent in the dark?

Fluorescence in frogs is due to the presence of particular molecules called hylophorins. These molecules are found in the skin of certain frog species, particularly...

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Explain why marine mollusks have shells?

Explain why marine mollusks have shells?

Marine mollusks have shells to protect themselves from predators, injuries, and harsh environmental conditions. These shells are formed by secretions of calcium carbonate by the...

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Explain why electrical cables need to be insulated?

Explain why electrical cables need to be insulated?

Electrical cables must be insulated for several reasons. Insulation of electrical cables is essential to ensure the safety of individuals, protect electrical equipment, and prevent...

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Explain why tomatoes grow better with basil?

Explain why tomatoes grow better with basil?

When tomatoes and basil are planted together, they benefit from complementary nutritional needs. Tomatoes need nutrients such as potassium, phosphorus, and nitrogen, while basil requires...

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