1295 questions and answers in this section
Explain why is the Dead Sea so salty?

Explain why is the Dead Sea so salty?

The Dead Sea is located in a region with a very hot and dry climate. As a result, due to these high temperatures and the...

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Explain why some diamonds shine more intensely than others?

Explain why some diamonds shine more intensely than others?

The cut of the diamond is truly THE key criterion that determines how the stone will sparkle. If it is well cut, light enters the...

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Explain why some plants accumulate heavy metals?

Explain why some plants accumulate heavy metals?

Phytoaccumulation is when certain plants absorb and store large quantities of heavy metals present in their environment, such as lead, cadmium, or nickel. They take...

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Explain why leather stretches when worn?

Explain why leather stretches when worn?

Leather is a natural material obtained by transforming animal hide, mainly bovine, but also ovine, caprine, or porcine. It is made up of collagen fibers, a protein...

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Explain why we feel dizzy when leaning over the edge of a balcony?

Explain why we feel dizzy when leaning over the edge of a balcony?

In your inner ear, you have an organ called the vestibular system. It tells you if you tilt your head, move, or lose your balance. It works...

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Explain why do some volcanoes deserve the term supervolcanoes?

Explain why do some volcanoes deserve the term "supervolcanoes"?

A supervolcano is simply a volcano of XXL dimensions with such significant explosive potential that it can disrupt the entire planet. To be classified as...

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Explain why are roses one of the most common symbols of love?

Explain why are roses one of the most common symbols of love?

Roses were already associated with love in ancient civilizations, where the Greeks saw them as the favorite flower of Aphrodite, the goddess of love. Later, the Romans...

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Explain why reptiles have scales while mammals have hair?

Explain why reptiles have scales while mammals have hair?

The scales of reptiles and the hair of mammals do not come from the same place on the evolutionary tree. The scales of reptiles appeared...

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Explain why does the Earth's rotation slowly slow down over time?

Explain why does the Earth's rotation slowly slow down over time?

The gravitational force between the Earth and the Moon causes tidal forces that slightly deform our planet. This deformation creates ocean "bulges" pointed toward the...

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Explain why some fruits have edible skin while others do not?

Explain why some fruits have edible skin while others do not?

The skin protects the fruit against all kinds of external threats such as bacteria, insects, or even the sun. It also acts as a sort...

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