207 questions and answers in this section

Natural Sciences » Geology

Explain why some rocks change color when they are wet?

Explain why some rocks change color when they are wet?

When we observe rocks that change color upon contact with water, it is often due to the presence of minerals sensitive to hydration. Some minerals...

Read full answer

Explain why seismic waves can predict earthquakes?

Explain why seismic waves can predict earthquakes?

Seismic waves are produced by earthquakes, explosions, or other geological events, and propagate through the Earth in the form of vibrations. They are generated when...

Read full answer

Explain why is the Great Wall of China visible from space?

Explain why is the Great Wall of China visible from space?

The Great Wall of China stretches an impressive distance of over 21,000 kilometers (13,000 miles), making it the longest military structure ever built by man. In terms...

Read full answer

Explain why caves are formed?

Explain why caves are formed?

Karst caves mainly form in regions where the ground is composed of limestone or dolomitic rocks, subject to chemical dissolution. This complex geological process begins...

Read full answer

Explain why ice crystals form unique patterns in glaciers?

Explain why ice crystals form unique patterns in glaciers?

The formation of ice crystals begins with the process of liquid water freezing. When water reaches a temperature below 0 degrees Celsius, water molecules start...

Read full answer

Explain why diamond deposits are often found in volcanic pipes?

Explain why diamond deposits are often found in volcanic pipes?

Diamonds are formed under extreme temperature and pressure conditions, typically at depths of 140 to 190 kilometers beneath the Earth's surface. At these depths, carbon...

Read full answer

Explain why the Earth's crust is divided into plates?

Explain why the Earth's crust is divided into plates?

The Earth's crust is divided into plates due to plate tectonics. This scientific theory explains that the Earth's lithosphere, composed of the crust and the...

Read full answer

Explain why some areas are more prone to earthquakes than others?

Explain why some areas are more prone to earthquakes than others?

Earthquakes are more frequent and intense in certain regions of the globe due to the present tectonic activity. Several geological factors can explain why some...

Read full answer

Explain why column rock formations have such a regular structure?

Explain why column rock formations have such a regular structure?

Columnar rock formations have a regular structure mainly due to their geological formation. These columns are generally formed from volcanic rocks such as basalt, sandstone, or granite....

Read full answer

Explain why glaciers can move despite their seemingly frozen appearance?

Explain why glaciers can move despite their seemingly frozen appearance?

Glaciers move due to the force of gravity acting on the accumulated mass of ice. This force causes the glacier to move towards lower altitudes, where the...

Read full answer