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Expressions and Operations
In this expressions and operations worksheet, 9th graders solve and complete 10 different multiple choice problems that include various types of expressions. First, they determine the complete factorization of a given trinomial. Then,...
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Lewis Structures
In this Lewis structures worksheet, students identify and describe what Lewis structures or dot diagrams are and how they illustrate the valence electrons in an outer shell. Then they use a periodic table to determine the numbers of...
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Chemistry Word Search
In this chemistry worksheet, students locate and identify various vocabulary terms related to chemistry. There are nine words/phrases located in the puzzle to find.
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Chemistry II Enthalpy Worksheet
In this enthalpy equation learning exercise, students are given 3 examples of chemical reactions. Students then respond to 4 practice problems and 1 challenge problem in regard to heat and energy change and release.
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Invisible Ink!
Students explore how chemical reactions occur. After a brief discussion of household chemicals and how they work, students prepare a solution of invisible ink. Students create a message with their ink and watch the reaction as their...
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Rusting as a Chemical Reaction
Learners participate in a hands-on activity in which they observe conditions that are most conducive to the rusting of iron. They set up an experiment with 8 different nails in different situations with one of them acting as a control....
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Ammonium Nitrate - Is it worth the Risk?
Students consider that ammonium nitrate is used as a fertilizer and an explosive. They study the chemistry of ammonium nitrate and consider the advantages and disadvantages of this compound. The dual nature of Ammonium Nitrate was...
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Chemical Weathering
Students measure the effect of water temperature on the rate of a chemical reaction, similar to the interaction of a weak acid and carbonate rock, using hot water and effervescent antacid tablets.
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Observations & Chemical Reactions
Students conduct a series of experiments in which they explore chemical reactions. They detect chemical changes by observing how physical properties change when two different chemicals are combined. They list and describe the reactants...
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How Can we Measure the Rate of a Chemical Reaction?
Students examine different types of chemical reactions. They explore how alcohol molecules affect the reaction rates. They answer discussion questions to end the lesson.
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Heat Loss and Gain in Physical Changes and Chemical Reactions
Students compare and contrast exothermic and endothermic reactions. In this chemistry lesson, students perform experiments to determine whether heat was released or absorbed in a reaction. They share their observations in class.
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Alka Rockets! An Introduction to Kinetics
Students identify the factors that influence reaction rates. In this chemistry lesson plan, students design an experiment to test one factor they identified. They perform the experiment and share the results to the entire class.
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Where's the Evidence?
Eighth graders observe evidence of chemical reactions. In this chemical reactions lesson students study chemical processes and complete a lab activity.
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Chemical Reactions with Vinegar
Fifth graders create their own volcano. In this science lesson, 5th graders build a "volcano" using vinegar and baking soda. They observe and analyze outcomes, and define a chemical reaction.
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Secret Message
Students use the characteristic of a chemical reaction to write a secret letter. In this chemical reaction lesson plan, students will use common house hold products including iodine, lemon, and notebook paper to produce a chemical...
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Types of Reactions
In this reactions worksheet, students describe combustion as either exothermal or endothermal. Students balance reactions and label the types of reactions. This worksheet has 1 multiple choice, 2 short answer, and 10 problem solving...
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Stoichiometry Homework
In this stoichiometry worksheet, students determine how much reactants are necessary to complete the given chemical reactions. This worksheet has 4 problems to solve.
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Gas Law Stoichiometry
In this stoichiometry worksheet, students apply the gas law to determine the percent yield and the limiting reagent for the given reaction. This worksheet has 4 problems to solve.
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Limestone
In this limestone worksheet, students name three sources of calcium carbonate, write the chemical formula, and determine the three elements found in calcium carbonate. This worksheet has 7 short answer and 3 problems to solve.
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Chemistry Practice
In this chemistry practice worksheet, students select the correct response to the given questions. Students apply knowledge about the states of matter, finding vapor pressure and atmospheric pressure.
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Earth and Matter
In this matter worksheet, learners review the Earth's layers, write balanced equations, and compare the properties of different elements. This worksheet has 29 fill in the blank questions.
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What Are Types of Chemical Reactions?
In this chemical reactions worksheet, students will brainstorm different types of chemical reactions and then write a brief description of each one.
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Kraut Lab
Students explore the process of fermentation through the process of making Sauerkraut. Students use their observational skills and their five senses to create an articulate description of their lab created sauerkraut. They discuss the...
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A Never-ending Story
Students identify three main types of rocks found in a rocks and sediments booklet. Students identify and interpret the rock cycle to use in the activity. Students identify and classify rocks into the correct rock group. Students draw...