Quiz about Volcanos

Question 1

What is shown in the picture?

Accepted Answer

Volcano

Answer

Geyser

Answer

Mountain

Question 2

What type of volcano?

Accepted Answer

Shield

(dark, easy flowing lava)

Answer

Shield

(explosive)

Answer

Composite

(steep sides)

Question 3

What type of volcano?

Accepted Answer

Composite

(pyroclastic cloud)

Answer

Shield

(steep sides)

Answer

Shield

(Dark, easy flowing lava)

Question 4

What type of volcanic hazard?

Accepted Answer

Volcanic Bomb

Answer

Lahar

Answer

Ash

Answer

Lava

Question 5

What type of volcanic hazard?

Accepted Answer

Lahar

Answer

Ash

Answer

Lava

Answer

Volcanic Bomb

Question 6

What type of volcanic hazard?

Accepted Answer

Ash

Answer

Lahar

Answer

Lava

Answer

Volcanic Bomb

Question 7

What type of volcanic hazard?

Accepted Answer

Lava

Answer

Lahar

Answer

Ash

Answer

Volcanic Bomb

Question 8

What type of volcanos form on mid-ocean ridges?

Accepted Answer

Shield

Answer

Composite or Stratovolcano

Question 9

What type of volcano forms over subduction zones?

Accepted Answer

Composite or stratovolcano

Answer

Shield

Question 10

Many citizens of Pompeii were killed by a hot ash cloud called a

Accepted Answer

Pyroclastic flow

Answer

Lahar

Answer

Tephra

Question 11

Tephra is classified by

Accepted Answer

Size

Answer

Shape

Answer

Amount

Question 12

Which volcano is extinct?

Accepted Answer

Mt. C

Answer

Mt. A

Answer

Mt. B

Question 13

Which is a composite or stratovolcano eruption?

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Question 14

Which image shows a caldera, or collapsed volcanic cone?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Question 15

Which image shows a geyser erupting?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Question 16

Which image shows a volcanic field?

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Question 17

Where does the magma for a shield volcano come from?

Accepted Answer

The mantle

Answer

Melted crustal rock along a subduction zone

Question 18

Where does the magma for a composite or stratovolcano come from?

Accepted Answer

Melted crustal rock along a subduction zone

Answer

The mantle

Question 19

Magma that is very hot and dark in color

Accepted Answer

Basaltic

Answer

Rhyolitic

Question 20

Magma that is cooler and lighter in color

Accepted Answer

Rhyolitic

Answer

Basaltic

Question 21

Why does rhyolitic magma cause explosive eruptions?

Accepted Answer

The magma is cooler, doesn't flow well, and gas pressure builds up

Answer

The magma is hot and flows easily

Answer

The magma is hot and has a lot of gases in it.

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