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Different Types of Changes (1.2)
In this recognizing different types of changes worksheet, students answer questions about such things as reversible change, irreversible process, climatic change, filtration process, physical change, and change in the state of a...
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WS 8.9 Review Worksheet-Solutions
In this solubility worksheet, students answer eighteen questions including reading a graph to indicate solubility of three different compounds at particular temperatures, calculating percent of solutes in a solution, determining molarity...
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Solutions and Suspensions
Students explore matter by conducting an in class demonstration. For this liquid mixture lesson, students identify the difference between a solution in which a solid dissolves into liquid, and a suspension where the solid doesn't...
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Solutions
In this solutions learning exercise, students read about solutions, solutes, and solvents. Students compare solutions with mixtures that are not solutions. Then students complete 10 fill in the blank, 12 matching questions, and 10 terms...
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Solutions
In this solutions worksheet, students read about the characteristics that define a solution such as the solvent and the solute and the homogeneous mixture. They are given a chart with the differences between solution, colloids and...
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Mixtures
Students experiment with solutions. In this mixtures and solutions science lesson plan, students work in groups of three to perform an experiment. Students place a sugar cube in three glasses, and observe and record the different rates...
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Sink or Swim
Students explore sinking and floating. In this buoyancy lesson, students conduct an investigation dealing with regular and diet soda. Students drop various soda cans into water and then discuss why some float and some sink.
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Ziplock Chemistry
Students investigate various chemical reactions when creating mixtures in ziplock baggies. In this chemistry lesson, students will recognize various chemical reactions and cite evidence. Safety and assessment strategies are included in...
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Bhopal - Rate of Reaction
Learners determine that the rate of reaction is affected by temperature, surface area, concentration of reagent, and addition of a catalyst or inhibitor. They observe that on December 3rd, 1984, 8000 people died when the chemical plant...
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Alka-Seltzer Cannons
Fourth graders observe what is happening when an Alka-Seltzer tablet is placed in a clear cup of water. They observe the release of carbon dioxide gas. Pupils answer the question of how much as is released by observing the experiment...
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Lab 23-Follow Up Questions-Conductivity
In this conductivity worksheet, students answer post lab questions about substances that transferred electrons resulting in electricity flowing through the conductivity leads use to test each substance.
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Physical vs. Chemical Changes
In this chemical and physical change worksheet, students are given details about chemical and physical changes. They are given 2 examples using water and salt and they identify 15 statements as chemical or physical changes. Students...
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Solutions
For this solutions worksheet, students solve twelve problems including calculating products made in reactions, determining limiting reagents, calculating molarity of solutions, determining percent composition, and finding volumes and...
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Solutions
In this solutions activity, students answer 18 questions about solutions, saturation of solutions, solvents and solubility.
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Taste
Students collect data to be used in selecting the class favorite taste. They predict which among the common flavors such as salty, sweet, sour, or bitter is preferred.
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Mass and Moles Worksheet
For this mass and moles worksheet, students solve fifteen problems which include converting between moles, mass, atoms, molecules and formula units.
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Colligative Properties - Freezing Point Depression
In this freezing point worksheet, students determine the freezing point of solutions at different concentrations. This worksheet has 9 problems to solve.
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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...
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Making a Cave
Students discuss caves. In this science lesson, students experiment with how dissolution, a chemical weathering process, leads to the formation of caves. Once the cave is finsihed students draw a picture or describe in writing what it...
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Understanding Kidney Disease
Students experiment to determine information about kidney function. In this kidney function lesson, students use the scientific method to experiment with eggs, water, salt, sugar, and vegetable oil to simulate kidney function. They...
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Growing Crystals from Solutions
Students grow crystals in the lab using solutions. In this crystals lesson plan, students set up a crystal growing apparatus using a sugar solution with a thread attached to a piece of copper wire that is inserted in the solution....
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Solution Shapes
In this solutions worksheet, learners 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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Hunting for Aqueous Solutions
In this aqueous solutions learning exercise, students will conduct an experiment to determine the solubility of different common kitchen items. Students then complete 3 short answer questions.
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Rock Formation
Students investigate rock formation through cementation, compaction and evaporation. In this rock formation lesson plan, students simulate the process of evaporation, cementation and compaction in the lab. Students explain the formation...