1312 questions and answers in this section
Explain why does mustard sting?

Explain why does mustard sting?

What makes mustard pungent is primarily a molecule called allyl isothiocyanate. Initially, mustard seeds contain two substances quietly sitting in their corner: a molecule called...

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Explain why are the volcanoes in Iceland closely monitored?

Explain why are the volcanoes in Iceland closely monitored?

Icelandic volcanoes pose a real threat to the local population and even to other European countries. The main risk comes from volcanic ash, which can...

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Explain why do ripe bananas release ethylene?

Explain why do ripe bananas release ethylene?

Ripe bananas produce a lot of ethylene through a natural mechanism that starts in their cells. This occurs in the internal tissues, where an amino...

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Explain why some people experience altitude sickness at high altitude?

Explain why some people experience altitude sickness at high altitude?

When you ascend to higher altitudes, atmospheric pressure decreases. This change means that oxygen molecules become scarcer with each breath. As a result, your body...

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Explain why Northern Lights mainly occur in winter.

Explain why Northern Lights mainly occur in winter.

Our planet orbits the sun at a slight tilt of about 23.5 degrees. This tilt explains why during winter, the northern hemisphere is oriented away...

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Explain why do indoor plants increase our well-being?

Explain why do indoor plants increase our well-being?

Some indoor plants like the Ficus, the Boston Fern, or the Chlorophytum have the surprising ability to naturally eliminate pollutants from the ambient air. They...

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Explain why mountain peaks are often covered in snow?

Explain why mountain peaks are often covered in snow?

When you climb to higher altitudes, atmospheric pressure decreases: there is less air and its molecules expand more. This expansion leads to a drop in...

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Explain why do certain regions of the world experience total eclipses more frequently than others?

Explain why do certain regions of the world experience total eclipses more frequently than others?

The Earth orbits the Sun with an inclination of about 23.5 degrees, which causes variations in angles and alignments with the Moon. For its part, the Moon...

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Explain why do bioluminescent mushrooms glow at night?

Explain why do bioluminescent mushrooms glow at night?

The mushrooms that glow at night possess an incredible molecule called luciferin. When it encounters a specific enzyme, luciferase, a chemical reaction is triggered that...

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Explain why older mountains are smaller?

Explain why older mountains are smaller?

Mountains are formed when two tectonic plates collide and push against each other, causing the rock to fold or lift to create impressive reliefs. However, right from...

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