Landslides can never happen underwater.

Tsunamis can shake rocks and soil loose and cause a landslide.

A volcano is an opening in Earth’s crust where hot, melted rock and ash from inside Earth erupts, or shoots out.

Volcanoes reshape Earth’s surface.

The lava is so hot that it can melt rock, Boulders and hills can melt away.

When the lava cools, it hardens into new rock which is full of salt.

After a few years, the new rock breaks down and turns into rich farmland.

___________________ is an opening in Earth’s crust where hot, melted rock and ash from inside Earth erupts, or shoots out.

When a volcano erupts ________________ shoots out.

When the lava cools, it hardens into new rock which is full of____________

After a few years, the new rock breaks down and turns into __________________