Geography · Geomorphology
Which of the following best describes a volcano?
- 1An opening in the Earth's crust through which lava, ash, and gases erupt✓
- 2A deep valley formed by tectonic divergence
- 3A river system flowing through fractured mountainous terrain
- 4A crater lake formed exclusively by meteoric impacts
Correct answer
An opening in the Earth's crust through which lava, ash, and gases erupt
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