volcanic ash
Ash particles form during explosive eruptions. This topic is part of Volcanoes within Science & Nature. This page currently draws on 7 supporting questions, with answers and bonus facts available below.
volcanic ash trivia questions
Volcanic ash consists of tiny fragments of rock, minerals, and what?
Answer: Volcanic glass
Bonus fact: Ash particles form during explosive eruptions.
Can volcanic ash damage aircraft engines?
Answer: Yes
Bonus fact: Ash can melt inside jet engines and clog components.
Volcanic ash particles are generally smaller than what diameter?
Answer: 2 millimeters
Bonus fact: Larger fragments are classified as lapilli or blocks and bombs.
Why is volcanic ash hazardous to jet engines?
Answer: It can melt and damage turbine components
Bonus fact: Ash can melt inside hot engines and form damaging glassy deposits.
USGS defines volcanic ash as erupted rock or lava fragments smaller than what diameter?
Answer: 2 millimeters
Bonus fact: Ash can be produced during explosive volcanic eruptions.
The 3.6-million-year-old Laetoli footprint trails were found in which modern country?
Answer: Tanzania
Bonus fact: The prints were made in wet volcanic ash that was later buried by additional ash.
Which city was buried by the eruption of Mount Vesuvius in AD 79?
Answer: Pompeii
Bonus fact: Pompeii was preserved under volcanic ash from Vesuvius.