Write the answers to the following questions in complete sentences on a piece of paper. Use the page titles located directly under the questions to move your way through the lesson to locate the answers. When you have finished the questions click on the Earth icon to return to the start of the lesson.
- Describe pahoehoe and aa lava flows.
- What is a pyroclast and how do they form?
- Write a definiton for the following;
- High viscosity
- Low viscosity
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