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Explain why volcanic rocks are so light despite their dense appearance.

Explain why volcanic rocks are so light despite their dense appearance.

During an eruption, the magma contains a large amount of dissolved gases, such as carbon dioxide or water vapor. These gases, under pressure in the...

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Explain why sparkling water can make the batter crispier?

Explain why sparkling water can make the batter crispier?

Sparkling water contains dissolved carbon dioxide under pressure, which forms those little sparkling bubbles. When you use it in your batter, these bubbles get trapped...

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Explain why waterfalls sometimes create rainbows?

Explain why waterfalls sometimes create rainbows?

The phenomenon occurs when the white light of the sun passes through suspended water droplets. These water droplets act somewhat like tiny prisms: they take...

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Explain why some marine species can survive the high pressures of the abysses?

Explain why some marine species can survive the high pressures of the abysses?

To survive the overwhelming pressures of the abyss, some marine animals develop astonishing adaptations. Abyssal fish often have a soft and gelatinous body structure, as...

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Explain why most oceans are salty.

Explain why most oceans are salty.

Sea salt mainly comes from the minerals found in the rocks of the Earth's crust. When rain falls, it contains dissolved carbon dioxide, which makes...

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Explain why can lightning be visible from miles away?

Explain why can lightning be visible from miles away?

A lightning bolt releases an enormous amount of light energy, due to the extreme temperatures reached during the electrical discharge, sometimes reaching up to 30,000...

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Explain why do corals develop bright colors underwater?

Explain why do corals develop bright colors underwater?

The bright colors of corals primarily come from microscopic organisms living in symbiosis with them: zooxanthellae. These are small algae that reside directly in the...

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Explain why bread becomes crispy when baking?

Explain why bread becomes crispy when baking?

When the bread is baking, the heat causes the moisture present, especially on the surface, to escape. The water in the dough then transforms into...

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Explain why geological formations in the form of arches are fragile and ephemeral.

Explain why geological formations in the form of arches are fragile and ephemeral.

The fragility of a geological arch mainly depends on the rocks that compose it. For instance, take sandstone, it is quite brittle, and therefore vulnerable...

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Explain why tornadoes can form quickly in just a few minutes.

Explain why tornadoes can form quickly in just a few minutes.

The rapid formation of tornadoes mainly depends on a strong instability of the air, particularly due to a sudden difference between warm surface air and...

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