That depends on the sense in which you mean silent. Pyroclastic flows are generate by explosive rather than "quiet" eruptions. However, no sound escapes the flows themselves. Their unusual acoustic properties ensure that the sound they produce remains trapped inside.
Pyroclastic flow typically occurs during a violent eruption.
That is False. A pyroclastic Flow typically occurs during a explosive erupiton.
No. Pyroclastic flows are a product of explosive eruptions.
No. A "quiet" eruption will produce lava flows. Pyroclastic flows generally result from explosive eruptions.
Pyroclastic flow
Pyroclastic flow typically occurs during a violent eruption.
That is False. A pyroclastic Flow typically occurs during a explosive erupiton.
No. Pyroclastic flows are a product of explosive eruptions.
No. Pyroclastic flows are characteristic of explosive eruptions.
Mount Etna has had both explosive and "quiet" eruptions and has produced lava flows, lava fountains, and pyroclastic flows.
No. A "quiet" eruption will produce lava flows. Pyroclastic flows generally result from explosive eruptions.
Pyroclastic flow.
Beware the pyroclastic flow!
Pyroclastic flow
an explosive volcano will usually have a pyroclastic flow
Mt Fuji was pyroclastic flow in 1707-1708[ its last eruption ] their for it was a violent eruption.
No. A pyroclastic flow can move at well over 100 mph.