Which of the following minerals is the hardest?

• gypsum

• topaz

• talc

• calcite

Which of the following minerals can fluorite scratch?

• quartz

• apatite

• orthoclase

• calcite

A rock has layers and is made up of small grains. What type of rock is it?

• metamorphic

• sedimentary

• layered

• volcanic

What type of rock forms when magma cools?

• igneous

• sedimentary

• metamorphic

• layered

Which type of rock forms when other rocks are exposed to heat and pressure?

• sedimentary

• igneous

• metamorphic

• crystalline

Tags

NGSS.MS-ESS2-1

A rock that formed magma has very large crystals. How did they cool?

• very slowly

• very quickly

• under water

• on land

What rocks are you most likely to find beside a volcano?

• layered

• metamorphic

• sedimentary

• igneous

Tags

NGSS.MS-ESS2-1

Which of the following is not a characteristic scientists use to classify minerals?

• hardness

• luster

• volume

• streak

What are rocks made of?

• salts

• minerals

• quartz

• mica

A mineral's _________ describes how its surface looks when light reflects from it.