 |
Java Games: Flashcards, matching, concentration, and word search. |
 |
|
| A | B |
|---|
| luster | how light reflects |
| cleavage | smooth sides when broken |
| fracture | jagged when broken |
| crystal | regular repeating pattern of atoms |
| gem | valuable, beautiful mineral |
| hardness | how easily it can be scratched |
| magma | melted rock under ground |
| mineral | natural, inorganic solid |
| ore | sample that can be mined for a profit |
| silicate | mineral containing silicon and oxygen |
| specific gravity | weight in ratio of water |
| streak | color of mineral when powder |
| hardest mineral | diamond |
| softest mineral | talc |
| quartz | mined in sioux falls |
| hope diamond | 45 carats wicked history |
| titanium | used in bikes, cars, planes |
| Friedrick Mohs | developed hardness scale |
| parts of atom | proton, neutron, and electron |
| fingernail hardness | 2 |
| penny hardness | 3 |
| glass hardness | 5 |
| streak plate hardness | 7 |
| nail hardness | 4 |
|
|
|
|
|
Harrisburg Middle School |
| Harrisburg, SD |
|
|
|
|
|
| |
