1.3. Structural Forms of Lava

Try these first

1. 1.

   What is 'Aa' lava known for?

   Hint

   Think about its texture.

2. 2.

   What does 'Pahoehoe' lava look like?

   Hint

   How does it flow?

3. 3.

   What type of lava is known for its smooth surface?

   • Aa
   • Pahoehoe
   • Andesite

   Hint

   Think of the flow characteristics.

4. 4.

   True or False: Tacheletic Basalt is conducive for cave excavation.

   • True
   • False

   Hint

   Consider what happens during excavation.

5. 5.

   Imagine you're an archaeologist planning an excavation in an area with Tacheletic Basalt. Describe your plan to mitigate the risks of losing valuable evidence during the excavation process.

   Hint

   Consider how you would document the site.

6. 6.

   Examine how the processes of weathering could affect the region surrounding a lava flow over time. What consequences could arise from these changes?

   Hint

   Think about interactions in the ecosystem over time.