Classifying Matter: Elements, Compounds, and Mixtures

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Classifying Matter: Elements, Compounds, and Mixtures

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Presentation transcript:

Classifying Matter: Elements, Compounds, and Mixtures Liz LaRosa www.middleschoolscience.com 2009 updated 2015 By Liz LaRosa www.middleschoolscience.com 2009 – modified 2015 1

Directions Create 4 columns using the following headings: Elements, Compounds, Mixtures, and “?” Sort the cards according to the categories they belong to Use the “?” column for those you are not sure of

Contains just one type of atom

Contains two or more different atoms joined together

Contains two or more different substances that are physically, not chemically, combined

Rocks

Copper

Jelly Beans

Table Sugar

Diamond

Tea

Salt

Neon Gas

Salad

Pure Water

Aluminum

Fresh Lemonade

Silver

Sand

Answers Answers will pop up over images when you click on the slide

Rocks

Copper

Jelly Beans

Table Sugar

Diamond

Tea

Salt

Neon Gas

Salad

Pure Water

Aluminum

Fresh Lemonade

Silver

Sand

Answers (M = Mixture, C = Compound, E = Element) Rocks – M Copper – E (Cu) Jelly Beans – M Sugar – C (C12H22O11) Diamond – E (C) Tea – M Salt - C (NaCl) Neon – E (Ne) Salad – M Water – C (H20) Aluminum – E (Al) Lemonade – M Silver – E (Ag) Sand - M Compounds have a chemical formula and Elements have a chemical symbol - shown in ()