220 questions and answers in this section

Natural Sciences » Geology

Explain why some regions are more prone to landslides?

Explain why some regions are more prone to landslides?

Some areas are naturally more fragile due to the type of rocks present. For example, terrains composed of clays, or soft rocks like marl, quickly...

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Explain why we find marine fossils at the top of mountains?

Explain why we find marine fossils at the top of mountains?

Marine fossils are simply the remains or imprints of living marine organisms (shells, fish, corals...) that have become trapped and preserved in sediments for a...

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Explain why fluorescent minerals exist in nature?

Explain why fluorescent minerals exist in nature?

Minerals are formed from atoms organized according to a regular pattern called a crystalline structure. In some fluorescent minerals, this structure promotes the temporary storage...

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Explain why the Earth shakes during an earthquake?

Explain why the Earth shakes during an earthquake?

Our Earth's crust is not a fixed structure; it is divided into gigantic pieces called tectonic plates. These plates move slowly across the surface of...

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Explain why some rivers meander through landscapes?

Explain why some rivers meander through landscapes?

The shape of rivers often begins to be shaped by the slope and the irregularities of the ground. As soon as the ground dips a...

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Explain why the ground can start shaking without warning?

Explain why the ground can start shaking without warning?

Earthquakes mainly occur when large pieces of the Earth's surface called tectonic plates suddenly move. These plates slowly move against each other, sometimes sliding, or...

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Explain why some desert landscapes are covered in salt?

Explain why some desert landscapes are covered in salt?

When water flows through desert regions, it carries with it various mineral salts from the soils and rocks. When it reaches a basin where it...

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Explain why the stones on certain beaches are round?

Explain why the stones on certain beaches are round?

The stones that line the beaches generally come from the rocks present in the region, formed a long time ago by various geological phenomena (volcanic...

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Explain why gravestones sometimes seem to move on their own in a graveyard.

Explain why gravestones sometimes seem to move on their own in a graveyard.

When temperatures play yo-yo, alternating between freezing and thawing periods, the ground moves subtly. When it freezes, the water underground expands into ice, gently lifting...

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Explain why underground caves form and how they evolve.

Explain why underground caves form and how they evolve.

Caves are formed when rainwater, slightly acidic, seeps through rock for a long time. This water slowly dissolves certain rocks, especially those composed of limestone, giving rise...

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