Question

What is an eruption of ash, cinders, bombs, and gases from a volcano is called?

Answer 1

pyroclastic materials is what it is called 

Answer 2

Answer:

Pyroclastic Flow

Explanation:

• When the ash, cinders, bombs, and gases explode out of the volcano at a very high speed then such an eruption is known as a pyroclastic flow.
• The average speed of eruption ranges from 100 km/h to up to 700 km/h.
• The force responsible for such rapid movement is gravity.
• The temperature of the gases erupted during a pyroclastic flow is very high and can reach upto1000 degree Celsius.