A volcano is a landform that can erupt and release lava, ash, and gases from beneath the Earth's surface.

False. The crater is the opening at the top of the volcano, but lava is found inside the volcano.

Examples of slow changes include erosion, weathering, and the movement of tectonic plates.

A volcano may form ash clouds and can erupt for many days.

These events are caused by nature.

Erosion is the process where soil and rock are removed from one location and transported to another.

A dune is a hill of sand formed by the wind.

A stream is a small, flowing body of water.

An island is a piece of land surrounded by water.

A flood is an overflow of water that submerges land that is usually dry.