Preview (10 questions)
1 Question
30 secunde în urmă
Q.

Where is the most active volcano on the planet located?


China

Hawaii

German

France

2 Question
30 secunde în urmă
Q.

What kind of mineral does magma of the volcano contains?


iron

magnesium

calcium

all the mentioned

3 Question
30 secunde în urmă
Q.

What kind of energy do volcanoes produce?


chemical energy

geothermal energy

nuclear energy

electric energy

4 Question
30 secunde în urmă
Q.

Where is the tallest volcano in the solar system located?


Uranus

Neptune

Pluto

Mars

5 Question
30 secunde în urmă
Q.

In which year the eruption of Mount Fuji volcano takes place?


1707

1884

1576

1989

6 Question
30 secunde în urmă
Q.

What is the other name of stratovolcanoes?


composite volcanoes

cone volcanoes

horror volcanoes

lava flows volcanoes

7 Question
30 secunde în urmă
Q.

How many volcanoes are there around the planet?


2000

more than 1500

less than 500

3,400

8 Question
30 secunde în urmă
Q.

Below the following, which gas is used to produce volcanic rain?


Carbon dioxide

Boron trifluoride

Bromine

Acetylene

9 Question
30 secunde în urmă
Q.

Which instrument is used to observe the volcanic areas?


Tiltmeters

Calorimeter

Dynamometer

Electrometer

10 Question
30 secunde în urmă
Q.

State true or false.

Volcanoes erupt because of pressure occurring below and inside of them.


True

False