FLASHCARD CHAPTER 8-EARTH SCIENCE

Front

What is a glowing avalanche?

Back

A mixture of hot solid particles suspended in water vapor or other gases.

Front

What type of rocks are volcanoes made of?

Back

Igneous rocks.

Front

TRUE OR FALSE: Explosivity of a volcano is based on the amount of tephra produced, the height of the eruption, and the descriptive estimate of the explosion.

Back

TRUE

Front

Which ancient civilization named Vulcano Island after their god of fire?

Back

Romans.

Front

What type of lava forms only underwater?

Back

Pillow lava.

Front

Define igneous rock.

Back

Rocks formed from the cooling and solidification of magma or lava.

Front

What is tephra?

Back

Fragmented material produced by a volcanic eruption.

Front

What is the difference between pahoehoe and a'a' lava?

Back

Pahoehoe is smooth and ropy, while a'a' is rough and jagged.

Front

What is a lahar?

Back

A destructive mudflow on the slopes of a volcano.

Tags

NGSS.MS-ESS3-2

Front

What is magma?

Back

Molten rock beneath the Earth's surface.