Volcanoes Change Earth's Surface Quick Check
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Question
Which feature provides evidence that a volcano existed in the past?(1 point)
Responses
calderas
calderas
mountains
mountains
valleys
valleys
rivers
rivers
The feature that provides evidence that a volcano existed in the past is calderas.
To determine which feature provides evidence that a volcano existed in the past, we can evaluate the options provided and consider the characteristics of volcanoes. Volcanoes are landforms that are formed by the eruption of magma from beneath the Earth's surface. They typically have distinct features associated with their formation and activity.
Let's evaluate the options:
1. Calderas: Calderas are large, volcanic craters that are typically formed when a volcano collapses after a massive eruption. The presence of calderas can be strong evidence that a volcano once existed in that area.
2. Mountains: While mountains can be associated with volcanic activity, their presence alone does not necessarily indicate that a volcano existed in the past. Mountains can be formed through various geological processes, including tectonic activity and erosion.
3. Valleys: Valleys, similar to mountains, can be formed by a range of geological processes. Their presence does not directly indicate the past existence of a volcano.
4. Rivers: Rivers are also not specific to volcanic activity and can be formed by various factors such as precipitation, erosion, and topography.
Based on the above evaluation, the feature that provides the strongest evidence of a past volcano is the presence of calderas. Therefore, the correct option is: calderas.