Exploring Rocks, Minerals, and Soil

What is the hardest mineral known?

• Talc

• Diamond

• Quartz

• Feldspar

Which type of rock is formed from cooled lava or magma?

• Sedimentary

• Metamorphic

• Igneous

• Fossil

What is soil primarily made of?

• Plastic

• Metal

• Rock particles, organic matter, water, and air

• Glass

Which mineral is commonly used in making pencils?

• Quartz

• Graphite

• Feldspar

• Mica

What is the process called when rocks are broken down into smaller pieces?

• Erosion

• Weathering

• Melting

• Freezing

Which type of soil is best for growing plants?

• Sandy soil

• Clay soil

• Loamy soil

• Rocky soil

What is the main component of limestone?

• Granite

• Calcite

• Sandstone

• Basalt

Which rock is known for having fossils?

• Igneous rock

• Metamorphic rock

• Sedimentary rock

• Volcanic rock

What is the name of the process by which sedimentary rocks are formed?

• Crystallization

• Compaction and cementation

• Melting

• Evaporation

Which mineral is known for its ability to split into thin sheets?

• Mica

• Quartz

• Feldspar

• Gypsum