Volcano Trivia Quiz-2
32 Questions
| Attempts: 1067
If you fancy yourself a geology fanatic and are up to answering specifically designed questions that gauge your knowledge on the subject, try out this quiz. It is a simple set of questions to jot your mind up.
Questions and Answers
- 1.
What is the outside layer of the earth called?
- A.
Mantle
- B.
Crust
- C.
Outer Core
- D.
Inner Core
- E.
Land
Correct Answer
B. Crust -
- 2.
What is an opening in Earth's surface through which lava, hot gases, and rock fragments erupt?
Correct Answer
Volcano - 3.
What is the name of magma that has escaped onto Earth's surface
Correct Answer
Lava - 4.
This is where the volanic materials that erupt are stored?
Correct Answer
Magma Chamber - 5.
What two things burst through an opening in the top of the volcano
Correct Answer
Gas & Ash - 6.
What is a thick liquid that flows out of the volcanoes called?
Correct Answer
Lava - 7.
How can lava affect rocks
Correct Answer
It is hot enough to melt rocks - 8.
What are the 3 main layers of earth?
Correct Answer
Crust, Mantle, and the Core - 9.
Which is thicker, the continental crust or the crust beneath the ocean?
Correct Answer
Continental crust - 10.
How thick is the mantle
Correct Answer
Nearly 3000 kilometers thick - 11.
What is the outer core made of?
Correct Answer
Melted iron and nickel - 12.
What is the inner core made of?
Correct Answer
Solid ball of white hot iron and nickel - 13.
Hot melted rock within the earth is called?
Correct Answer
Magma - 14.
Why does magma rise slowly through the mantle?
Correct Answer
Because the magma has high pressure and low density - 15.
What happens as magma in a magma chamber forces its way up thru weak spots of the crust
Correct Answer
It carves a wide channel in the solid rock - 16.
What might happen if the central vent of a volcano becomes blocked
Correct Answer
The magma might burst thru a weak spot in volcano's side - 17.
What forms the black sand beaches of Hawaii
Correct Answer
Shattered lava - 18.
The earth's crust is made of about how many sections of solid rock, each of which is called a plate
Correct Answer
20 - 19.
Why does the earth's picture change
Correct Answer
Because the plates are always slowly moving - 20.
The plates that cover the earth are between how may kilometers thick?
Correct Answer
70 to 150 - 21.
In a convection current, ___________ material rises, while ____________ material sinks
Correct Answer
Hot, Cold - 22.
What happens when a hot spot stays put but the plate above it keeps moving
Correct Answer
a chain of volcanic islands form - 23.
What might happen to the new volcano Loihi, near the Hawaiin Islands
Correct Answer
If it continues to grow, it will become a new island - 24.
There are about how many active volcanoes?
Correct Answer
500 - 25.
What is the ring of fire and which plate does it surround?
Correct Answer
A giant ring of volcanoes that surrounds the Pacific Plate - 26.
The sliding of one plate under another is called what?
Correct Answer
subduction - 27.
What is happening to the floor of the Atlantic Ocean due to movement of the plates under the ocean?
Correct Answer
The floor of the ocean is splitting - 28.
How does the great pressure of the ocean water change the rising magma?
Correct Answer
Changes it into harmless chunks of rock called pillow lavaD - 29.
Describe how volcanoes form.
- 30.
How is it different when a volcano erupts under water as opposed to when it erupts above ground?
- 31.
Describe the four different ways the Earth's plates move
- 32.
What is the Ring of Fire and where is it located
Quiz Review Timeline +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
-
Current Version
-
Mar 21, 2022Quiz Edited by
ProProfs Editorial Team -
Nov 05, 2009Quiz Created by
Schweller.be
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