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Chemical Reactions
For this chemical reactions worksheet, students solve 16 exercises by writing and balancing chemical reactions. They calculate the concentration of various solutions.
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Physical Equilibrium
In this physical equilibrium instructional activity, students compare polar and non-polar compounds and the solubility of specific solutes in solvents. Students calculate molar heat, molar solubility, and molality for specific reactions....
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Can You Find The Solution? Science Definitions
In this science definition worksheet, students use a set of phrases at the bottom of the page to complete a set of 10 definitions of terms, matching phrases.
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Using Chromatography to Identify Unknowns
Students are introduced to the concept of chromatography. They practice using new vocabular and observing experiments. They answer discussion questions to end the lesson.
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Preparation of Crystalline Derivatives of Aldehydes and Ketones
Chemistry explorers prepare a crystalline derivative and find its melting point. Once they discover the melting point, they are able to identify whether or not the substance is pure, and whether it is an aldehyde or ketone. This is an...
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The Influence of Initiator Concentration on the Molecular Weight of Polystyrene
This in-depth organic chemistry lab walks learners through an investigation of the effect of initiator concentration on the resulting molecular weight of polystyrene. It is important that you use this lesson with experienced chemistry...
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Properties of Matter
In this science worksheet, students find the words related to matter and the answers are found by clicking the button at the bottom of the page.
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Chromatography
Students use chromatography to separate substances in Kool-Aid, Crayola markers and leaves. In this chromatography lesson plan, students make chromatograms to separate substances in a mixture through absorption. Students find the Rf...
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Properties of Matter (Biomaterial Through Nanotechnology)
Students investigate friction between different surfaces. In this physics lesson, students research biomaterials that can reduce friction. They calculate efficiency using a mathematical formula.
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Particle Theory of Matter
In this science word search worksheet, learners identify and locate words in a puzzle that relate to particle theory of matter. There are 24 words to locate in the puzzle and spell correctly.
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Salt & Sand
In this science worksheet, students find the terms that are related to the concept of the ocean salt and sand. The answers are found by clicking the link at the bottom of the page.
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Ions in the Environment
Students explain the importance of the five main biogeochemical cycles. In this chemistry lesson, students discuss how ions are transported in the environment. They design an experiment to collect data on eutrophication.
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Science Words
In this general science activity, students find 32 science words reviewing states of matter and types of substances. Students may self correct by selecting the link at the bottom of the page.