Which of the following shoreline features forms only in tectonically active areas?

Which was the most powerful, explosive volcanic eruption of historic time?

Aa flows are generally thinner and have smoother surfaces than pahoehoe flows.

The crust, mantle, and outer core are solid.

What percent of Earth’s land surface is currently covered by glaciers?

Vents that emit only heated, volcanic gases and water are called fumaroles.

Which statement concerning sedimentary rocks is NOT true?

________ is a major dissolved volatile constituent in both magmas and volcanic gases.

Which was the most powerful, explosive volcanic eruption of historic time?

Amphibolite is a foliated metamorphic rock composed principally of hornblende and plagioclase. It forms ________.