Pure Substances and Mixtures

An elephant

Light radiating from the sun

Igneous Rocks

The virus Covid-19

Mass

Pure Substances

Everything

Mixtures

Elements are composed of a single type of atom.

Elements are made of only 1 atom.

Elements are combinations of different atoms.

Elements are made up of matter.

Compounds are groups of atoms mixed together physically.

Compounds can only be separated by cutting the atoms apart.

Compounds are made up of 2 more different types of atoms chemically bound. 

Compounds are made of up of 2 or more of the same type of atoms chemically bound. 

Element

Heterogeneous 

Homogeneous

Pure Substance

Identical

Similar

Different

I do not know???

A snickers candy bar

Trail Mix 

Pepperoni Pizza

Chocolate Milk

Test Tube Carousel

The Chemical Ferris Wheel 

Centrifuge

Round and Round they Go!!

Aluminum is an element therefore it is a pure substance.

Aluminum is a combination of aluminum therefore it is a mixture.

Air is a pure substance because it all looks the same and is chemically combined.

Air is a mixture because it is made up of different substances physically combined.