Question

14. The main difference between lava and magma is that lava is located below Earth's surface and magma is located above Earth's surface. (1 point)
• True|
• False
15. According to lesson 8, how many of Earth's volcanoes can be classified as stratovolcanoes? (1 point)
• More than one-half.
• More than seventy percent.
• More than eighty percent..
• More than one-third.
16. A stratovolcano has what type of lava and eruptions? (1 point)
• Less viscous magma, and quiet/mild eruption.
• Less viscous magma, and explosive eruption.
Viscous magma, and explosive eruption.
• Chunks of magma, and a quick explosive eruption.

Answer 1

14. **False** - The correct statement is that magma is located below Earth's surface, and when it erupts and reaches the surface, it is called lava.

15. **More than seventy percent.** - Stratovolcanoes make up a significant percentage of Earth's volcanoes.

16. **Viscous magma, and explosive eruption.** - Stratovolcanoes are characterized by thick, viscous magma that can lead to explosive eruptions.