Rocks and Minerals

Front

What is a rock?

Back

A rock is a solid material made up of one or more minerals.

Front

What is a mineral?

Back

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

Front

What are the three main types of rocks?

Back

Igneous, Sedimentary, and Metamorphic.

Front

How are igneous rocks formed?

Back

Igneous rocks are formed from the cooling and solidification of molten rock (magma or lava).

Front

What is sediment?

Back

Sediment is small particles of rock, minerals, and organic material that are transported by wind, water, or ice.

Front

What process leads to the formation of sedimentary rocks?

Back

Sedimentary rocks are formed through the processes of weathering, erosion, deposition, and compaction of sediments.

Front

What is metamorphism?

Back

Metamorphism is the process by which existing rocks are changed into metamorphic rocks due to heat, pressure, or chemically active fluids.

Front

What is the rock cycle?

Back

The rock cycle is the continuous process of rock formation, breakdown, and reformation through various geological processes.

Front

What is the Mohs hardness scale?

Back

The Mohs hardness scale is a scale that ranks minerals based on their ability to scratch one another, from 1 (talc) to 10 (diamond).

Front

What type of rock is formed from the remains of plants and animals?

Back

Sedimentary rock.