Quiz: Devils Tower

What type of rock is Devils Tower primarily composed of?

• • Sedimentary rock

• • Igneous rock

• • Metamorphic rock

• • Sandstone

What is the Lakota name for Devils Tower?

• • Mato Tipila

• • Bear's Claw

• • Sacred Rock

• • Bear’s Tip

How many years ago was the area around Devils Tower covered by a shallow sea?

• • 50 million years

• • 200 million years

• • 1 billion years

• • 10,000 years

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS1-4

What process formed the sedimentary rock around Devils Tower?

• • Melting of magma

• • Compaction and cementation of sediment

• • Freezing of water

• • Collision of tectonic plates

Tags

NGSS.MS-ESS2-2

What type of igneous rock is Devils Tower made of?

• • Granite

• • Basalt

• • Phonolite

• • Obsidian

How were the columns of Devils Tower formed?

• • Earthquakes

• • Cracking during magma cooling

• • Erosion by wind and water

• • Volcanic eruption

Tags

NGSS.MS-ESS2-2

Why is Devils Tower smaller today than when it was first formed?

• • Volcanic activity reduced its size

• • Weathering and erosion over time

• • Earthquakes caused it to collapse

• • It was carved by humans

Tags

NGSS.MS-ESS2-2

What geological process exposed Devils Tower?

• • Lava eruption

• • Earthquakes

• • Weathering and erosion of sedimentary rock

• • Formation of glaciers

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NGSS.MS-ESS2-2

When was Devils Tower declared a national monument?

• • 1906

• • 1875

• • 1920

• • 1890

Which natural forces are currently wearing away Devils Tower?

• • Earthquakes and volcanic eruptions

• • Wind and water

• • Glaciers and tectonic activity

• • Lightning and thunderstorms

Tags

NGSS.MS-ESS2-2