Virginia's Volcanic History
Learn about the geological past of Virginia's two most well-known volcanoes, Mole Hill and Trimble Knob, and discover when they were last active. Explore the timeline of their volcanic activity and what it means in human and geological terms. Get ready to dig into the state's volcanic history!
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Virginia's Volcanic History
Quiz • 12 Questions
Virginia's Volcanic History - Podcast
Podcast
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List of Questions12 questions
- Question 1
- 10 to 20 kilometers
- 80 to 100 kilometers
- 40 to 65 kilometers
- 120 to 150 kilometers
- Question 2
- Basal rock
- Igneous rock
- Sedimentary rock
- Metamorphic rock
- Question 3
- Sedimentary rocks
- Xenoliths
- Igneous rocks
- Xenolites
- Question 4
- 75
- 50
- 100
- 150
- Question 5
- Because of its sheer power and uncontrollable nature
- Because of its everyday relevance to human life
- Because of its beauty and aesthetic appeal
- Because of its economic importance
- Question 6
- Shenandoah Valley Conservation Alliance
- Virginia Outdoors Federation
- Blue Ridge Conservation Group
- Virginia Conservation Federation
- Question 7
- In Prince William and Loudoun counties
- In Rockingham and Highland counties
- In James City and Fairfax counties
- In Augusta and Shenandoah counties
- Question 8
- Very old, over 100 million years ago
- Unknown, still being researched
- Fairly recent, geologically speaking
- About 1 million years ago
- Question 9
- They are the only ones in Virginia
- They are the youngest on the East Coast of the United States
- They are the largest in the world
- They are the oldest in the United States
- Question 10
- Due to tectonic plate movement
- Because of human activity
- The reason is still unknown
- Due to volcanic activity in the Atlantic Ocean
- Question 11
- They are near the Atlantic Ocean
- They are in a highly populated area
- They are near a tectonic plate boundary
- They are far from any tectonic plate boundary
- Question 12
- Over 100 million years ago
- About 1 million years ago
- Still ongoing today
- Between 47 and 49 million years ago