Curated OER
Classification of Matter
In this matter learning exercise, learners compare the different types of matter, including the states of matter. Students review the metric system. This learning exercise has 12 matching, 18 fill in the blank, and 4 short answer questions.
Curated OER
Matter and Change
In this matter and change worksheet, students answer 24 questions on topics such as elements, compounds, mixtures and chemical reactions. Students answer questions about the properties of matter such as their physical state and shape. In...
Curated OER
Chapter 16 Review- General Science
In this review of general science worksheet, learners classify examples of matter as mixtures or substances, homogeneous or heterogeneous mixtures, or elements or compounds. Students also convert several examples using the standard...
Curated OER
Discover Ways to Further Classify Matter
Middle schoolers analyze and classify substances. In this classifying matter lesson, students look at various substances and identify them as heterogeneous or homogeneous mixtures, pure substances, or solutions. Middle schoolers bring...
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WS 8.7 Solutions, Colloids and Suspensions
In this solutions, suspensions and colloids worksheet, students use diagrams to show how particles are different in each of these mixtures. They also distinguish between characteristics of each of these types of mixtures and categorize...
Curated OER
Classifying Matter
Details about matter and how it is classified are included here. The slides, with differences about homogenous and heterogeneous mixtures, have diagrams to support the definitions and your class will appreciate the summaries to assist...
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Solutions, Suspensions, and Colloids
In this solutions, suspension, and colloids worksheet, pupils answer questions as it relates to their reading information about solutions, suspensions, and colloids. Students observe different examples and complete a chart as they...
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Classification of Changes
In this classification of changes worksheet, middle schoolers identify each example as either chemical or physical changes. Students also classify other examples as either element, compound, solution, colloid, or suspensions. In the...
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WS 8.9 Presentation Questions
In this mixtures worksheet, learners answer twenty three questions about student presentations on topics such as amalgams, homogenized milk, antifreeze and coolants, soaps and detergents and water softeners.
Chymist
The Solubility of a Salt in Water at Various Temperatures
An educational lesson allows young chemists to test the solubility of different types of salt at various temperatures. Groups create a graph using data from unsaturated, saturated, and supersaturated solutions.
Curated OER
Solutions, Suspensions, & Colloids Lab
In this solutions, suspension and colloid worksheet, students complete a lab experiment in order to determine if a given mixture is a solution, suspension or colloid. They are given six vials and they record their observations of each...
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Solutions
In this solutions worksheet, learners read about solutions, solutes, and solvents. Students compare solutions with mixtures that are not solutions. Then learners complete 10 fill in the blank, 12 matching questions, and 10 terms into a...
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Equilibrium Equations
In this chemical reactions activity, students calculate the equilibrium constant for given reactions. Students decide if reactions are homogeneous or heterogeneous and if the equilibrium favors reactants or products. This activity has 4...
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Water Unit
In this water worksheet, students review the properties of water including the density, boiling point, and evaporation. Students define mixture, solute, and solvent. This worksheet has 22 short answer questions.
Mr. E. Science
An Introduction to Matter
What's the matter? Gas, solid, liquid, or plasma. The presentation covers how to describe and identify matter, changes in matter, types of matter, measuring matter, particles of matter, Democritus, and John Dalton's Atomic Theory.
Curated OER
Solution Shapes
In this solutions worksheet, students soak a pipe cleaner in hot water and a supersaturated solution of 20 Mule Team Borax. Students leave their pipe cleaner in the solution for 30 minutes and then observe. They put it back in over night...
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Solution Shapes
Eighth graders examine different solutions. In this solution material lesson students complete a lab activity and several worksheets.
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Alloys
Tidy slides and lecture notes for each are included in this presentation on alloys. Instruction begins with the molecular arrangement of a pure element, gold, and progresses to a few example alloys: brass, steel, and nitinol. This...
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Atomic Theory
An extremely thorough presentation walks new chemists through the basics of matter. There really isn't a unifying theme, however So many topics are covered: forces, elements, atomic structure, chemical properties, compounds, quarks,...
LABScI
Freezing Point Depression: Why Don’t Oceans Freeze?
Can you go ice fishing in the ocean? Learners examine the freezing point of different saltwater solutions. Each solution has a different concentration of salt. By comparing the freezing points graphically, they make conclusions about...
Curated OER
Mixed Review-Chemistry
In this chemistry review worksheet, students answer a variety of questions about matter, elements, the kinetic theory, chemical and physical properties and the distillation process. They complete a concept map about matter.
Curated OER
The Nature of Solutions
In this solutions worksheet, high schoolers compare different types of solutions and distinguish between the solvent and solute in a solution. This worksheet has 7 matching and 10 short answer questions.
Curated OER
Matter and Energy
In this matter and energy activity, students identify substances as solids, liquids or gases, they use the kinetic theory to describe the motion of particles and they explain the conservation of mass and energy when a substance changes...
Curated OER
Solubility and Intermolecular Forces
For this solubility and intermolecular force worksheet, students are given 26 clues about forces between molecules such as hydrogen bonds and London forces and about solubility of solutions.