Front

Rocks are classified into three major groups:

Back

igneous, metamorphic, and sedimentary

Front

Rocks that form when magma or lava cools and hardens are

Back

igneous rocks

Front

Rocks that form in layers when sediments are pressed together, often containing fossils, are

Back

sedimentary rocks

Front

Rocks that are changed by heat and pressure are

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metamorphic rocks

Front

What helps us identify minerals?

Back

properties of minerals

Front

Which of the following is NOT a mineral property? Options: size, streak color, luster, hardness

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size

Front

Which mineral property tells the true color of the mineral by leaving behind a streak of powder when rubbed on a plate? Options: streak color, luster, hardness, cleavage

Back

streak color

Front

Which mineral property describes how a mineral breaks?

Back

cleavage

Front

Which mineral property describes the mineral's resistance to being scratched?

Back

hardness

Front

Which mineral property describes how the mineral reflects light?

Back

luster