Glaciares: escultores lentos de paisajes

The video explains the global presence of glaciers, particularly in places like Kilimanjaro and Antarctica, where they hold a significant portion of Earth's fresh water. It describes how glaciers form, move, and vary in speed. The video also covers the processes of erosion and rock fragmentation caused by glaciers, such as Gellifraction, booting, and abrasion. Finally, it discusses the historical and ongoing impact of glaciers on landscapes due to climate changes.

Where can glaciers be found according to the video?

• Only in Africa

• Only in Antarctica

• In Europe and Asia

• In Africa and Antarctica

What is the term used for the process where liquid water enters cracks and fragments rocks?

• Gellifraction

• Abrasion

• Sedimentation

• Erosion

What is the process called when moving ice tears off chunks of rock?

• Booting

• Polishing

• Carving

• Smoothing

How do glaciers affect the landscape over time?

• They only affect the climate

• They create new mountains

• They have no impact on the landscape

• They alter the landscape through glaciation

What causes glaciers to advance or retreat?

• Human activities

• Changes in the earth's climate

• Ocean currents

• Volcanic eruptions