Which of the following is NOT used to determine whether a volcanic eruption is expected?

Question

Quizplus · Accepted Answer

A decrease in atmospheric pressure is not typically used as a measure to determine volcanic eruption, as it is not directly related to volcanic activity. Instead, scientists typically monitor seismic activity (A), changes in groundwater temperature (B), changes in the shape of land surfaces (D), and gas emissions such as CO2 (E) to determine whether an eruption is likely.

Which of the Following Is NOT Used to Determine Whether