1246 questions and answers in this section
Explain why whales feed through filtration?

Explain why whales feed through filtration?

Whales feed by filtration because it allows them to swallow huge amounts of food at once. Imagine an all-you-can-eat buffet where you can fill your...

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Explain why do algae sometimes bloom abundantly in warm waters?

Explain why do algae sometimes bloom abundantly in warm waters?

Algae love warm waters. It's a fact. High temperatures stimulate their metabolism, so they grow faster. With this heat, photosynthesis runs at full throttle. More...

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Explain why some deep-sea fish have retractable jaws.

Explain why some deep-sea fish have retractable jaws.

Deep-sea fish live in total darkness. Their retractable jaws are adaptations for hunting in this environment. They allow for quick and silent movement, essential for...

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Explain why does the water change color at different depths?

Explain why does the water change color at different depths?

Sunlight is composed of several colors. When it enters the water, each color behaves differently. Red, for example, is absorbed quickly. This is why at...

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Explain why some people are able to hear ultrasonic sounds that are inaudible to most people.

Explain why some people are able to hear ultrasonic sounds that are inaudible to most people.

The concept of ear resonance frequency is key here. Human ears are programmed to pick up sounds between 20 Hz and 20 kHz. The resonance...

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Explain why tsunamis can reach incredible heights despite their low amplitude in deep ocean waters?

Explain why tsunamis can reach incredible heights despite their low amplitude in deep ocean waters?

Tsunamis disperse because they carry immense energy over a vast expanse of water. In the open sea, they seem weak and go unnoticed because their...

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Explain why do some semi-precious stones change color depending on the lighting?

Explain why do some semi-precious stones change color depending on the lighting?

Semi-precious stones have a unique crystalline structure that influences their beauty. This structure is composed of atoms arranged in an orderly and repetitive manner. This...

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Explain why mountains sometimes appear closer than they actually are.

Explain why mountains sometimes appear closer than they actually are.

When you look at mountains, your eyes are often deceived by perspective. Your brain tries to make sense of what it sees, using visual cues. When there...

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Explain why do the Alps continue to rise every year?

Explain why do the Alps continue to rise every year?

The Alps are a mountain range that stretches across several European countries, including France, Switzerland, Italy, and Austria. Their formation began about 30 million years...

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Explain why have the stones of Stonehenge been standing for millennia?

Explain why have the stones of Stonehenge been standing for millennia?

Stonehenge is primarily constructed with two types of stones: sarsen sandstone and bluestones. The giant sarsen sandstones originate from northern Wiltshire, about 25 km from...

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