Rocks & Minerals

Front

What is a mineral?

Back

A naturally occurring inorganic solid with a definite chemical composition and a crystalline structure.

Front

List three properties of minerals.

Back

Color, hardness, and luster.

Front

What is the rock cycle?

Back

The continuous process by which rocks are created, changed, destroyed, and formed again.

Tags

NGSS.MS-ESS2-1

Front

What are the three main types of rocks?

Back

Igneous, sedimentary, and metamorphic.

Front

Define igneous rock.

Back

Rock that forms from the cooling and solidification of magma or lava.

Front

What is sedimentary rock?

Back

Rock formed from the accumulation and compaction of mineral and organic particles.

Front

What is metamorphic rock?

Back

Rock that has been changed from its original form due to heat, pressure, or chemically active fluids.

Front

What is a boulder?

Back

A large rock fragment, typically larger than 256 millimeters in diameter.

Front

How do sedimentary rocks form?

Back

Through the accumulation and compaction of sediments over time.

Tags

NGSS.MS-ESS2-1

Front

What is the difference between magma and lava?

Back

Magma is molten rock beneath the Earth's surface, while lava is magma that has reached the surface.