1246 questions and answers in this section
Explain why does the moon not fall onto Earth due to gravity?

Explain why does the moon not fall onto Earth due to gravity?

Gravity is an attractive force that exists between two massive objects due to their mass. It is described by the law of universal gravitation stated...

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Explain why glass is translucent while metal is not.

Explain why glass is translucent while metal is not.

The main difference between glass and metal lies in their atomic structure. Glass is an amorphous solid composed of networks of disordered molecular bonds, giving...

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Explain why mosquitoes prefer to bite certain people over others?

Explain why mosquitoes prefer to bite certain people over others?

Mosquitoes are attracted to carbon dioxide (CO2) that we exhale while breathing. They use this gas to detect the presence of potential prey to bite. Mosquitoes have...

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Explain why Galileo was condemned by the Inquisition for his astronomical discoveries?

Explain why Galileo was condemned by the Inquisition for his astronomical discoveries?

Galileo was condemned by the Inquisition primarily because of the incompatibility of his astronomical discoveries with religious dogma. His observations challenged the widely accepted idea...

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Explain why supermarket tomatoes have no taste.

Explain why supermarket tomatoes have no taste.

During transportation, tomatoes can lose some of their flavor due to several factors. Exposure to inappropriate temperatures can lead to a degradation of the aromatic...

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Explain why dogs have such a highly developed sense of smell?

Explain why dogs have such a highly developed sense of smell?

Dogs have an exceptionally developed sense of smell due to the impressive amount of olfactory cells present in their nose. Compared to humans, dogs have...

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Explain why compasses point north?

Explain why compasses point north?

The magnetic North Pole and the geographic North Pole are not located in the same place on our planet. The geographic North Pole is the...

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Explain why cacti can survive in arid environments?

Explain why cacti can survive in arid environments?

Cacti have unique morphological adaptations that allow them to survive in arid environments. Their cylindrical or cushion-shaped form reduces the surface exposed to the sun, thus minimizing...

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Explain why glaciers are melting due to climate change.

Explain why glaciers are melting due to climate change.

Climate warming induced by this increase in greenhouse gas concentrations causes global climate change, with direct consequences on glaciers. Higher temperatures lead to increased melting...

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Explain why onions make eyes water when cutting them?

Explain why onions make eyes water when cutting them?

Onions are vegetables belonging to the Allium family, which also includes garlic, shallots, and leeks. They are grown and consumed worldwide for their characteristic flavor...

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