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What is a volcanic bomb?
VolcanoesVolcanic hazards
Quick Answer
A volcanic bomb is a blob of molten or semi-molten rock ejected during an eruption that solidifies while flying through the air.
The Full Story
Volcanic bombs are larger than 64 mm across and are launched from a volcano while still partly molten. As they travel, they can take on twisted, aerodynamic shapes, especially if the lava is still fluid. They are common around explosive eruptions and can land far from the vent, making them hazardous to people and buildings. Some volcanic bombs preserve the outer crust that formed as the surface cooled in flight.
Key Facts
1.Volcanic bombs are usually larger than 64 mm in diameter
2.They are ejected from a volcano during explosive activity
3.Their shape can show the lava was still plastic in flight
YouTube Angle
Suggested video title for this topic:
"How a blob of lava can become a flying rock missile"