8 - Unit 1, Section 2 - Day 1

Question: What are rocks made of?

Popcorn Activity

Mineral - a naturally occurring, inorganic substance with a definite chemical composition and an ordered atomic structure

Rocks Are Made of Minerals

• A mineral is "naturally occurring" if it has been found in nature

• Even if we can make it it, it is naturally occurring if it's found in nature, too

"Naturally Occurring"

Inorganic substance - a substance that is not found in organisms

• Organisms are not made of inorganic substances

• Inorganic substances are not required for internal processes

"Inorganic Substance"

A substance is inorganic if it does not contain C-H (carbon-hydrogen) bonds

"Inorganic Substances" - A Shortcut