The largest sized sediments are _________.

The scale of mineral hardness is the _________ Scale.

An example of chemical weathering is ________.

The hardest mineral is ________.

The mineral asbestos can cause diseases of the ______ when used as insulation.

A mineral must be _______.

______ is weathered by acid rain.

A metamorphic rock with layers is said to be _______.

The most common rocks on Earth's surface are ________ rocks.

____ is acidic because it has a pH less than 7.

A fingernail has a hardness of ______ on the Mohs Scale.

Which of the following is a mineral?

The most common group of minerals are the ________.

Fossils can be found in some ______ rocks.

Coal, which is made of the remains of plants that lived long ago, is a(n) _____ rock.

The "fire formed" rocks that form from magma or lava are ______ rocks.

____ forms when lava flows into the water and cools very quickly.

A diamond leaves _______ on a streak plate.

Impact diamonds _________.

______ rocks are like s'mores because they form from heat and pressure.

An acid has a pH of ________.

Phenolphthalein is an indicator that __________.

What is the density of a silver-colored nugget with a mass of 50 grams and a volume of 5 cm³?

A _____ forms at the mouth of a river where sediment is deposited.