Volcanic Activity and Earth's Surface

The video explains how natural events, like volcanic eruptions, cause rapid changes to the Earth's surface. It describes a volcano as an opening in the Earth's surface where magma pushes up and erupts as lava. The cooling lava forms volcanic rock, altering the Earth's surface. The video concludes with a light-hearted comment on volcanoes and a reminder to subscribe.

What is one natural event that can cause rapid changes to the Earth's surface?

• Earthquake

• Volcanic eruption

• Tornado

• Flood

What is a volcano?

• An opening in the Earth's surface where magma emerges

• A type of earthquake

• A mountain formed by tectonic plates

• A large body of water

What is magma?

• A type of sedimentary rock

• A type of volcanic ash

• Molten rock beneath the Earth's surface

• Solid rock found on the Earth's surface

What happens to lava after it cools?

• It turns into water

• It forms volcanic rock

• It becomes magma again

• It evaporates

How does volcanic rock affect the Earth's surface?

• It causes earthquakes

• It has no effect

• It changes the shape of the Earth's surface

• It creates new water bodies