ESS review - Rocks & Plate Tectonics

Organic means

• natural

• found only on Earth

• comes from living things

Are all minerals made of crystals?

• yes

• no

What do we NOT use to identify rocks?

• mineral composition

• look of a rock

• feel of a rock

• color of a rock

• Actually we use all of these

A rock is composed of

• minerals

• other materials

• shells and fossils

• old plants partially decomposed

• Any combination of these

We use many of the same tests for rocks that we did for minerals.

• True

• False

Is the location where you found the rock or mineral important to its identification?

• Of course

• definitely not

Tags

NGSS.MS-ESS2-3

We use these classifications for color

• Light or Dark

• ROYGBV - the colors of the rainbow and then some more

An example of a grain SIZE term is

• coarse

• rounded

• banded

An example of a grain SHAPE term is

• coarse

• rounded

• banded

An example of a grain PATTERN term is

• coarse

• rounded

• banded