Curated OER
Matter and Energy
Does the change in energy of matter lead to a change in mass? Upcoming chemists compare the mass of equal-volume, but different-temperature liquids and materials both before and after a chemical reaction has occurred. In another...
North Carolina State University
Silly Stuff
It's time to get a little silly with this fun primary grade science activity. By simply combining two liquids, white glue and corn starch, a strange solid is formed, commonly known as silly putty. To ensure everything goes smoothly,...
Curated OER
Chapter 12 Review, Section 1: Solutions
Here is a different approach to solutions: a worksheet that has chemistry learners use words to describe them! This is an outstanding exercise that will stretch learners to show what they know. They answer questions comparing solutions,...
Curated OER
Classification of Matter
Thirty-seven slides thoroughly shed light upon the four classes of matter: elements, compounds, mixtures, and solutions. Also covered are chemical symbols, molecules, and chemical equations. The colors and fonts chosen for the...
Curated OER
Matter
In a neat and straightforward manner, this PowerPoint delivers basic introductory information on the properties of matter, physical and chemical changes, and pure substances vs. mixtures. It also defines the states of matter. For some...
Baylor College
About Air
Give your class a colorful and tasty representation of the components of the mixture that we call air. Pop a few batches of popcorn in four different colors, one to represent each gas: nitrogen, oxygen, argon, and carbon dioxide. The...
Curated OER
Thirty-Six Algebra Word Problems
In this word problem worksheet, students solve thirty-six application problems. These problems include: mixture problems, rate problems, age problems, and consecutive integer problems.
Curated OER
I'm All Mixed Up
Middle school scientists compare and contrast heterogeneous and homogeneous mixtures. They differentiate solutions, colloids, and suspensions by examining samples of each. Note that the bulk of the lesson plan directs you how to...
Curated OER
Sample Midyear Examination (Chemistry and Biology)
A 12-page midterm exam sample can be given to young scientists in preparation for an exam. This particular installment is geared toward a class that delves into both ecology and chemistry concepts. There is no way to separate the 50...
Curated OER
Up and Atom
"Up and Atom" is a mini-unit introducing middle-schoolers to the wonders of elements. Participants draw atom models, examine the periodic table, compare samples of metals to nonmetals, identify unknown elements, and more! The beginning...
Curated OER
Matter Overview
There is not much information in this presentation. It serves more as a guide to direct the flow of your introductory chemistry lecture. Each slide displays a large title and a smaller phrase meant to explain it. For example, one title...
Curated OER
Word Problems: Mixture Problems
In this word problem worksheet, students read mixture problems and write equations to solve the problems. This two-page worksheet contains six problems, with answers.
Curated OER
Paper Chromatography K-12 Experiment
Students study chromatography and how they can distinguish between the different pigments in a color. In this chromatography instructional activity students separate a mixture of dyes in soluble ink then record the colors they see.
Curated OER
Mixture Word Problems
In this mixture word problem worksheet, students read problems and determine the correct amount of mixture needed for the given situation. This two-page worksheet contains 10 multi-step problems. Answers are provided on the last page.
Curated OER
Ziplock Chemistry
Learners investigate various chemical reactions when creating mixtures in ziplock baggies. In this chemistry lesson plan, students will recognize various chemical reactions and cite evidence. Safety and assessment strategies are included...
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Making Mayonnaise - An Edible Emulsion
Young scholars find a way to mix oil and water. In this emulsion instructional activity, students attempt to mix oil and water, then add egg yolk to the mixture to serve as an emulsifier and observe the results.
Curated OER
What is in the Water?
In this mixtures worksheet, learners read about mixture and what determines if a solute dissolves in a solvent. They answer three questions about solutions and determine from a list of compounds which are soluble in water.
Curated OER
Soil Porosity Lab
In this soil porosity worksheet, students experiment with four types of soil. They fill separate cups with each soil type and pour water in measuring the amount it takes to saturate the soil. They make observations and compare their data...
Curated OER
Classification of Matter
In this matter worksheet, learners compare the different types of matter, including the states of matter. Students review the metric system. This worksheet has 12 matching, 18 fill in the blank, and 4 short answer questions.
Curated OER
Basics of Science
In this basics of science worksheet, students review the metric system, the difference between homogenous and heterogenous mixtures, the scientific method, and science lab first aid. This worksheet has 15 short answer, 43 fill in the...
Curated OER
The Structure of DNA
In this structure of DNA worksheet, students answer several short answer questions applying knowledge about the structure of DNA. Students also match the description to the correct terms.
Curated OER
Comparing Mixtures and Solutions
In this mixtures and solutions worksheet, students complete a Venn diagram by comparing and contrasting the characteristics of mixtures and solutions.
Curated OER
What Are Solutions And Mixtures?
In this solutions and mixtures worksheet, students will complete a Venn diagram by writing in facts about solutions, facts about mixtures, and facts that both share.
Curated OER
What is a Solution?
In this solutions worksheet, students will review 9 vocabulary words associated with solutions including mixtures, elements, compounds, and dissolving. Students will complete a word puzzle in this worksheet.