Quiz 34

What is a mineral?

• A gas in the atmosphere.

• A lab-created material.

• A natural liquid.

• A natural, inorganic solid with a crystal structure and definite chemical composition.

What are elements?

• A type of mineral found in rocks.

• Mixtures of different compounds.

• Pure substances that cannot be broken down into simpler substances.

• Substances that can be broken down into simpler substances.

What are atoms?

• Building blocks of matter.

• A form of energy.

• A type of molecule.

• The smallest unit of a compound.

What is a compound?

• A mineral.

• A substance made of atoms of different elements joined by chemical bonds.

• A single pure element.

• A mixture of elements.

What is matter?

• A mineral.

• Light.

• Energy.

• Anything with volume and mass.

What is a crystal?

• A liquid with a repeating pattern of atoms.

• A form of energy.

• A solid with a repeating pattern of atoms or molecules.

• A gas with a specific structure.

Which statement is true about elements?

• They can be broken down into simpler substances by chemical means.

• They are always liquid.

• They are made of compounds.

• They are pure substances.

What is a compound?

• A type of mineral found in nature.

• A single element in its pure form.

• A mixture of different gases.

• A substance made of atoms of two or more elements joined by chemical bonds.

What mineral property is tested by rubbing a mineral on an unglazed porcelain plate?

• hardness

• color

• luster

• streak

Minerals that break into smooth planes have ____.

• cleavage

• streak

• fracture

• hardness