Transcript Classifying Rocks 1.ppt

Classifying
Rocks 1
• We’ve got a selection of rocks 1-13
• You need to go to each rock and observe
and write down your observations.
• What kind of Observations?
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Draw it!
Describe it:
Color (s)
Crystals:
– Size – Color – Shape – unusual ones?
• Holes
• Density (heavy or light for its size)
• What could you use it for?