Assignment 2:  

Due in lab Week 3
Tuesday, Jan. 31st or Thursday, Feb. 2nd

Address to following with a couple of sentences each.

1. Define IONS and ISOTOPES.

2. Define mineral HABIT.

3. Explain the relationship between bond strength and mineral hardness.  Give examples.

4. Explain the significance of Bowen’s reaction series. (what does it show us?)

5. What affect does the presence of water have on the melting temperature of a rock?  Explain why.

6. If you pick up an igneous rock, how could you indicate if it is an intrusive or extrusive rock?

7. What can you assume about an igneous rock that is light in color and has large crystals?

8. What is a LAHAR?

9. Describe at least four methods of predicting volcanic eruptions.  Hint: Search the Internet for " volcanic prediction".

10. Relate magma composition to the explosiveness of a volcanoes.