140 questions and answers in this section

Natural Sciences » Oceanography

Explain why tides vary according to the Moon?

Explain why tides vary according to the Moon?

Gravitational force is a fundamental interaction of nature, governed by the law of universal gravitation formulated by Isaac Newton in the 17th century. This law...

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Explain why waves form in the sea and how they propagate to the shore.

Explain why waves form in the sea and how they propagate to the shore.

Waves at sea are mainly formed by the effect of the wind blowing on the surface of the water. When the wind blows, it transfers...

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Explain why are tides influenced by the Moon and the Sun?

Explain why are tides influenced by the Moon and the Sun?

The Moon and the Sun exert a gravitational force on the Earth. This attraction is stronger between the Earth and the Moon due to their...

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Explain why dolphins jump out of the water.

Explain why dolphins jump out of the water.

Dolphins jump out of the water to communicate. This behavior can be observed when they are in a group. Jumps, spins, and slaps can be...

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Explain why icebergs float on water?

Explain why icebergs float on water?

Ice is less dense than liquid water, which is why icebergs float on its surface. In fact, the density of ice is about 917 kg/m³, while that...

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Explain why controlled breathing is important for the practice of scuba diving?

Explain why controlled breathing is important for the practice of scuba diving?

During scuba diving, breathing management plays a crucial role in controlling buoyancy. When inhaling, the diver increases their buoyancy, causing them to rise towards the...

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Explain why coral reefs are important for marine biodiversity?

Explain why coral reefs are important for marine biodiversity?

Coral reefs are extremely important marine habitats for many species of marine biodiversity. Indeed, these complex ecosystems provide a vital environment for a wide variety...

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Explain why some marine species glow in the darkness of the abyss?

Explain why some marine species glow in the darkness of the abyss?

Bioluminescent marine organisms have various adaptations to produce and control their light. They have specialized cells called photocytes that contain a chemical substance called luciferin. When luciferin...

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Explain why the deep sea abysses are so poorly explored?

Explain why the deep sea abysses are so poorly explored?

The extreme pressure of the deep sea abysses is one of the most formidable challenges for the exploration of these unknown regions. As one descends...

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Explain why sound waves propagate so effectively underwater compared to in air.

Explain why sound waves propagate so effectively underwater compared to in air.

Water is about 800 times denser than air at room temperature and pressure. This difference in density directly affects the way sound waves propagate in...

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