1273 questions and answers in this section
Explain why garlic has such a strong odor?

Explain why garlic has such a strong odor?

Sulfur compounds found in garlic are responsible for its strong and characteristic odor. When garlic is cut, crushed or chopped, specific enzymes present in its...

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Explain why is plankton so important for the ocean?

Explain why is plankton so important for the ocean?

Plankton is essentially the basic food source for a huge part of marine life. Just imagine: it all starts with these tiny plant organisms, phytoplankton. They harness...

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Explain why the city of Pompeii was buried under the ashes of Mount Vesuvius.

Explain why the city of Pompeii was buried under the ashes of Mount Vesuvius.

Mount Vesuvius is a volcano located in Italy, near the city of Naples. It is a stratovolcano, characterized by its imposing conical shape. Its formation...

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Explain why algae produce oxygen?

Explain why algae produce oxygen?

Photosynthesis is the process by which algae and other organisms convert sunlight into chemical energy to produce their own food. This vital process takes place...

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Explain why coffee is often hotter than the air temperature.

Explain why coffee is often hotter than the air temperature.

Coffee is usually prepared by passing almost boiling water (around 90 to 95°C) through ground coffee. With such a starting temperature, it makes sense that...

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Explain why a strong wind can blow out a candle?

Explain why a strong wind can blow out a candle?

A flame needs oxygen to burn properly, but be careful, too much air at once and it's over! A strong wind brings plenty of fresh...

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Explain why pétanque balls are grooved?

Explain why pétanque balls are grooved?

Petanque balls are equipped with grooves to improve the player's grip. These grooves, also called ridges, increase the friction between the ball and the player's...

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Explain why the ocean can be so calm one day and so rough the next day?

Explain why the ocean can be so calm one day and so rough the next day?

Atmospheric disturbances can play a crucial role in the variation of the ocean state. Strong winds blowing over the surface of the water can create...

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Explain why the weather can change so quickly in the mountains?

Explain why the weather can change so quickly in the mountains?

In the Earth's atmosphere, air masses move according to differences in pressure, temperature, and humidity. When these air masses encounter mountainous terrain, they undergo disturbances...

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Explain why the Industrial Revolution started in England and not elsewhere?

Explain why the Industrial Revolution started in England and not elsewhere?

England was a favorable place for the start of the Industrial Revolution due to its abundant and varied possession of natural resources. First of all, the country...

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