Rocks and Minerals

What are three types of rocks?

• Sedimentary, igneous, metamorphic

• lava, sediments, magma

• sulfur, feldspar, muscovite

• fossils, layers, shells

How are metamorphic rocks formed?

• volcanoes

• heat and pressure

• layers of sediment

• fossils

Fossils are found in what type of rock?

• Magma

• Sedimentary

• Igneous

• Metamorphic

What kind of rock is formed from molten rock that has cooled?

• sedimentary

• igneous

• granite

• metamorphic

What do all rocks have in common?

• same color

• same size

• round shape

• made from minerals

There are lots of shells and sand at the beach. The beach is a good place to look for...

• metamorphic rocks

• minerals

• sedimentary rocks

• igneous rocks

What words are used to described a mineral's luster?

• magnetic

• hard, medium, soft

• transparent, translucent, opaque

• waxy, glassy, metallic, dull

What tools are used to test the hardness of a mineral?

• magnet

• flashlight

• streak plate

• penny and nail

What tools are used to test the identifying color of a mineral?

• magnets

• flashlight

• streak plates

• nail and penny

Scientists use a scale to determine the hardness of minerals. What number is the hardest?

• 1

• 5

• 10

• 100