Mineral and rock test review

A mineral is _____________

• the main nutrient in all foods.

• the decomposed plant matter found in soil.

• a natural substance that makes up rocks.

• a type of grain found in cereals.

Which are properties of minerals? Select ALL that apply.

• streak

• shape

• hardness

• luster

• how they are formed

How are rocks and minerals related?

• Minerals are made of rocks.

• They are the same thing.

• They look alike.

• Rocks are made of minerals.

Which rock is formed from melted rock?

• Sedimentary

• Igneous

• Metamorphic

Which rock is formed from heat and pressure on pre existing rocks?

• sedimentary

• igneous

• metamorphic

Which rock forms pieces of rock that are deposited, compacted and cemented together?

• sedimentary

• igneous

• metamorphic

Which property of minerals tests how a mineral breaks, smooth with flat surface or has jagged edges?

• hardness

• cleavage

• luster

• streak

Minerals that do not break smoothly are said to have ________.

• density

• hardness

• luster

• fracture

The color of the powder left when a mineral is rubbed against a hard, rough surface is called ________.

• luster

• hardness

• streak

• cleavage

How well a mineral resists scratching is called __________.

• hardness

• streak

• color

• cleavage