EVERYDAY SCIENCE

SCIENCE

EARTH SCIENCE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
When a volcano erruprts, it can spew which of the following?
A
Rock & ash
B
Gas
C
Glass
D
all of the above
Explanation: 

Detailed explanation-1: -Noticeable steaming or fumarolic activity and new or enlarged areas of hot ground. Subtle swelling of the ground surface. Small changes in heat flow. Changes in the composition or relative abundances of fumarolic gases.

Detailed explanation-2: -Volcanoes spew hot, dangerous gases, ash, lava, and rock that are powerfully destructive. People have died from volcanic blasts. Volcanic eruptions can result in additional threats to health, such as floods, mudslides, power outages, drinking water contamination, and wildfires.

Detailed explanation-3: -A volcano is an opening or rupture in the earth’s surface that allows magma (hot liquid and semi-liquid rock), volcanic ash and gases to escape.

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