Earth's Systems: Volcanoes

What is a volcano? Choose all answers that apply.

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

• gases from the soda built up when shook, so an explosion occured

• 

What is the Earth's crust? Choose all answers that apply.

• Earth's outermost layer

• the crusty bits on the edges of bread

• made up of all Earth's land

• includes the bottom of oceans

What are plates?​ ​ (a)  

• broken pieces of Earth's crust
• Things you eat dinner on

Where are most of Earth's volcanoes located?

• Along the edges of Earth's plates

• In the middle of the ocean

• On top of mountains

• In the center of continents

What is the Ring of Fire?

• A region with many volcanoes along the Pacific Ocean

• A type of volcanic eruption

• A special kind of lava flow

• A mountain range

How do some volcanoes form in the middle of a plate?

• The plate moves over a hotspot

• The plate collides with another plate

• The plate is very thin

• The plate is near the ocean

What is a hotspot in geological terms?

• A place where magma has melted through the crust

• A location with high temperatures

• A region with frequent earthquakes

• A type of volcanic rock

What is an example of a hotspot?

• California

• Hawaiian Islands

• volcano

• magma