Earthquakes and Volcanoes Practice Test

Front

Kilauea in Hawaii is the world's most ____ volcano.

Back

active

Front

The point in Earth's interior where the energy release of an earthquake occurs is the ____.

Back

focus

Front

A normal fault occurs where forces pull two blocks of rock apart. At which kind of plate boundary does this occur?

Back

divergent plate boundary - This is where plates are moving apart.

Front

Most igneous activity takes place above ground in volcanoes. True or False?

Back

False

Front

Which statement accurately describes a pyroclastic flow?

Back

Pyroclastic flows move at speeds of more than 100 km/hr and have temperatures over 2,000°C.

Front

What is the difference between the focus and the epicenter of an earthquake?

Back

The focus is the point inside the Earth where the earthquake originates, while the epicenter is the point directly above it on the Earth's surface.

Front

What type of volcano is characterized by gentle slopes and primarily erupts basaltic lava?

Back

Shield volcano.

Front

What is a tectonic plate?

Back

A tectonic plate is a massive slab of solid rock that makes up the Earth's lithosphere and moves over the semi-fluid asthenosphere.

Front

What is the Ring of Fire?

Back

The Ring of Fire is a major area in the basin of the Pacific Ocean where a large number of earthquakes and volcanic eruptions occur.

Front

What is a stratovolcano?

Back

A stratovolcano is a type of volcano characterized by a conical shape and explosive eruptions, often made up of layers of lava and ash.