Which answer best describes how a volcanologist detects pending volcanic eruptions?
Correct answer: Magma movement below the Earth & release of gases is detected

Kiwozzie
Some animals can sense that something is going to happen and do leave the area, though I would rather rely on the scientific knowledge!

Megan
all of these could be the correct answer because all of these could indicate a pending eruption. although the migration of animals as well as the changing in ocean tides could be a sign of many different natural disasters that may occur.

baymax
soo all the answers are correct, surely?