Rocks and Minerals Review

Front

What is the streak of a mineral?

Back

The streak of a mineral is the color of its powder when it is scraped against a hard surface.

Front

What process turns a metamorphic rock into magma?

Back

Melting is the process that turns a metamorphic rock into magma.

Front

Why is color not a reliable property for classifying minerals?

Back

Color can vary widely among different samples of the same mineral, making it an unreliable classification property.

Front

What process transforms sedimentary rock into metamorphic rock?

Back

Heat and pressure are the processes that transform sedimentary rock into metamorphic rock.

Front

True or False: Rocks are made of minerals, but minerals are not made of rocks.

Back

True.

Front

What is luster in terms of mineral properties?

Back

Luster refers to the way light reflects off the surface of a mineral, indicating its shine.

Front

What is hardness in mineralogy?

Back

Hardness is a measure of a mineral's resistance to scratching, often measured on the Mohs scale.

Front

What is cleavage in minerals?

Back

Cleavage is the tendency of a mineral to break along flat, even surfaces.

Front

What is the difference between igneous and sedimentary rocks?

Back

Igneous rocks form from cooled magma or lava, while sedimentary rocks form from the accumulation of sediments.

Front

What is the rock cycle?

Back

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