MINERALS AND ROCKS 3º EP NS

What are the types of rocks that were worked on?

• Igneous rocks

• Sedimentary rocks

• Metamorphic rocks

• All of the above

What characteristics can minerals have? MARK THREE OPTIONS

• Bad smell

• One or several colors

• Different shapes

• Soft or hard

Name a mineral that is used to make pencil leads.

• Graphite

• Copper

• Quartz

• Hematite

How are igneous rocks formed?

• Chemical decomposition

• Compaction of sediments

• Metamorphism

• Cooling of magma

What is the main characteristic of sedimentary rocks?

• They form at great depth

• They are very hard

• They contain sand or rock particles

• Formed from magma

What is the hardest mineral?

• Calcite

• Gypsum

• Diamond

• Talc

What type of rock is formed from the transformation of other rocks, under pressure and high temperatures?

• Metamorphic rocks

• Igneous rocks

• Volcanic rocks

• Sedimentary rocks

Which is a rock?

• Copper

• Slate

• Gypsum

• Quartz

Which is a mineral?

• Quartzite

• Limestone

• Basalt

• Quartz

Rocks are solid substances that contain one or more minerals.

• True

• False