An effusive eruption would most likely be caused by:

A shield volcano has a great ___________.

A caldera collapse occurs ________________.

Several geologic phenomena are being studied as signs of an impending volcanic eruption. These include seismic waves, ______________, and the release of gases.

Knowing what you know about the Pacific Plate, magma generation and the creation of volcanoes, what type of volcano is Mount Fuji in Japan?

In magma, __________ is the most abundant dissolved gas.

Slow flowing, more viscous basaltic lava commonly has a rough, blocky texture called ________.

What type of volcano would you expect to find over an oceanic hot spot (like Hawaii)?

Short-term climate cycles with periods of about 100,000 years during the last 2 million years are probably caused by ________________.

If the greenhouse effect is natural, then why is today’s climate change a bad thing?