Minerals and Rocks Review

Front

What type of rock is formed by the compaction and cementation of sediments?

Back

Sedimentary rock.

Tags

NGSS.MS-ESS2-3

Front

What type of rock is granite, which is formed when magma cools and hardens deep below the Earth's surface?

Back

Igneous rock.

Front

What is the term for the color of the powder left when a mineral is scratched on a porcelain tile?

Back

Streak.

Front

What type of rock is most likely to contain fossils, such as fish fossils and dinosaur tracks?

Back

Sedimentary rock.

Tags

NGSS.MS-LS4-1

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 magma or lava.

Front

What is the difference between intrusive and extrusive igneous rocks?

Back

Intrusive igneous rocks form from magma that cools slowly beneath the Earth's surface, while extrusive igneous rocks form from lava that cools quickly on the surface.

Front

What is the process of sedimentary rock formation?

Back

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

Front

What is metamorphic rock, and how is it formed?

Back

Metamorphic rock is formed from existing rocks that undergo changes due to heat, pressure, or chemically active fluids.

Front

What is the Mohs scale of mineral hardness?

Back

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