Volcanoes Quiz

What is a volcano?

• A mountain built up around an opening in Earth's crust

• A giant jigsaw puzzle

• A place where magma has melted away through the crust

• A deep crater on top of a volcano

Where are most volcanoes located?

• Along the edges of Earth's plates

• In the middle of a plate

• In the Pacific Ocean

• In the Ring of Fire

What is a hotspot?

• A place where magma has melted away through the crust

• A mountain built up around an opening in Earth's crust

• A deep crater on top of a volcano

• A giant jigsaw puzzle

What is an eruption?

• The forceful release of magma, gases, ash, and solid pieces of rock

• The movement of Earth's plates

• The melting of rock into lava

• The cooling and hardening of lava

What is the purpose of a vent in a volcano?

• To allow the release of gases

• To store magma

• To cool and harden lava

• To form a crater

What happens if the gases cannot escape from a volcano?

• The volcano may have a violent explosion

• The volcano erupts gently

• The volcano forms a crater

• The volcano becomes dormant

What type of volcano has wide and flat sides?

• Shield Volcano

• Caldera Volcano

• Cinder Cone Volcano

• Composite Volcano

What type of volcano is shaped like a cone with steep sides?

• Shield Volcano

• Caldera Volcano

• Cinder Cone Volcano

• Composite Volcano

What should people do to stay safe during a volcano warning?

• Limit their time outdoors

• Seek shelter in areas downwind and river valleys downstream of a volcano

• Seal doors and windows to prevent gases and ash from entering a home

• All of the above

Tags

NGSS.MS-ESS3-2

How do scientists monitor active volcanoes?

• Continuously

• Once a year

• Only during eruptions

• Never

Tags

NGSS.MS-ESS3-2