1. Warm-Up: Thurs 2/20 Write What You Know!
Write everything you know about the prompt below for five minutes, try for at least 3-4 complete sentences.
What is the difference between magma and lava? Why do geologists find it important to have two words for hot molten rock?

2. Magma Notes 2/20/2014 Major Key Term Key Term definition in own words
facts
pictures
Key Term

3. Review: Magma vs. Lava Magma: where would you find it?
Lava: where would you find it?
Why 2 words?

4. Review: Elements & Compounds
Element: substance that cannot be broken down into other substances
substance “recipe” has only 1 ingredient
Ex: GOLD!!! Is made of gold and nothing else!
Compound: substance made of two or more elements, can be broken down into individual elements
substance “recipe” has 2 or more ingredients
ex: table salt, can be broken down into sodium and chlorine

5. Review: Physical vs. Chemical
Physical Properties: any characteristic of a substance that can be observed without changing the substance
ex: density, hardness, melting point, boiling point, magnetism, viscosity
Chemical Properties: any characteristic of a substance that to observe results in a change to the substance
ex: chemical reactions can change color, state of matter, produce gas, or form new substances
like setting something on fire!

6. Viscosity Viscosity: a liquid’s resistance to flow
low viscosity = liquid that easily flows (runny)
high viscosity = liquid that is sticky or blocky and does not flow easily

7. Assignment: 3.2 Review Read Chapter 3.2 Properties of Magma
Complete worksheet in class notebook
Leave my class copies in the classroom!!!
Due at end of class on Friday

8. Assignment: Properties of Magma Chart
At top of page, label assignment.
Turn your notebook page hotdog style!
Create your chart to fill the entire page!
6 columns, 2 rows plus headers
Eruption
Rock / Magma Type
Water Content
Silica Content
Viscosity
Land-
forms
Low
High

9. Properties of Magma Later Low (notes) High Eruption Type
Rock / Magma Type
Water Content
Silica Content
Viscosity
Land-
forms
Later
Basalt or Rhyolite?
High or low?
Low
(notes)
High