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Chemical Changes
Second graders investigate chemical changes and reactions and will identify four characteristics that indicate a chemical change. In this chemical change lesson plan, 2nd graders perform experiments that promote chemical changes. They...
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Did a Chemical Reaction "Really" Occur?
Students perform several different experiments to observe signs of chemical reactions and determine if reaction has occurred, use search engine to find Internet sites pertaining to chemical reactions, and write up brief summary of site.
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Physical and Chemical Changes and Balancing Chemical Equations
In this changes worksheet, young scholars compare and contrast the characteristics of physical and chemical changes. Students practice balancing equations. This worksheet has 5 fill in the blank and 7 short answer questions.
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Describing a Chemical Reaction
In this chemical reactions worksheet, students compare physical changes and chemical reactions. Students learn to balance chemical equations. This worksheet has 10 short answer questions.
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Describing Chemical Reactions
For this chemical reactions worksheet, students fill in 12 blanks with the appropriate terms related to chemical reactions. They also indicate if 4 statements are true or false and match 7 words with their descriptions. Students complete...
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Chemical and Physical Changes Homework
In this chemical and physical change worksheet, students determine if 5 statements are examples of chemical or physical changes. At home they find 1 example of a chemical change and 1 example of a physical change. They explain why each...
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Substances And Chemical Reactions
Students watch and predict chemical reactions when different substances are mixed together. They differentiate between solid, liquid, and gas.
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Observations & Chemical Reactions
Young scholars 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...
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Physical and Chemical Changes - Making Toffee
Fourth graders make toffee to observe both physical and chemical changes. They determine what types of changes that are caused by the cooking process and which are chemical, and which are physical. In order to do this they follow a...
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Chemical Changes
Sixth graders explore chemical and physical changes. In this lesson about chemical changes, 6th graders observe various items and changes that occur at certain times. Students determine what change took place and observe the change....
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Physical and Chemical Changes in Matter
Learners investigate chemical and physical changes. In this chemical and physical changes lesson plan, students distinguish between a chemical and physical change when observing baking bread and hot dogs and bagels cooking on a grill....
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Physical vs. Chemical
In this physical vs. chemical change instructional activity, students answer 10 questions about identifying chemical and physical changes. They identify exothermic and endothermic reactions and the parts of a chemical equation. Students...
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Chemical Equations
In this chemical equations worksheet, students fill in the blank with information about how to form chemical equations using the "ide" rule and the "ate" rule.
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Heat Loss and Gain in Physical Changes and Chemical Reactions
Students measure the heat of physical and chemical changes in reactions. In this chemistry lesson students determine at what extent changes emit or absorb heat.
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Physical and Chemical Changes Crossword
In this chemistry worksheet, students complete a crossword puzzle with 15 clues about both physical and chemical changes. Each clue lists number of letters for correct word.
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Answers for Physical and Chemical Changes Crossword
In this chemistry worksheet, students are provided with the answers for a crossword puzzle containing 15 clues about physical and chemical changes.
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Chemical Reactions and Balancing Equations
Students perform various laboratory activities involving chemical reactions. They write balanced chemical equations for all reactions observed using computer software.
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Physical vs. Chemical Properties
In this physical and chemical properties worksheet, learners read a 2 page article, identify 10 changes as physical or chemical characteristics and decide whether 3 combination of objects are chemical or physical mixtures and explain why.
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Household Chemicals & the Environment
High schoolers conduct a laboratory experiment designed to investigate the effects of chemicals, soil quality and pollution on seed growth and plant yield. They consider how best to maximize agriculture in the long term.
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The Rates of Chemical Reactions
In this chemistry worksheet, students complete a crossword puzzle with 25 questions on chemical reactions. They identify common terminologies used in describing chemical reactions.
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The "Laws" and Principles of Chemical Reactions
In this chemical reactions worksheet, students review the law of conservation of mass, the principle of definite proportions, and balancing equations. This worksheet has 3 problems to solve.
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Physical and Chemical Changes
Students examine the different changes in matter. In this chemical change lesson students determine the amount of reactant made in a reaction using the law of conservation.
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Science Quiz: Chemical Elements
For this science quiz: chemical elements worksheet, students name the correct symbol for the first 110 chemical elements in the periodic table, with the answers given at the bottom of the page.
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Chemical Models
Learners study hydrocarbon gases and chemical equations. For this hydrocarbon gases lesson, students work in groups complete a molecular formula worksheet and review alkane prefixes. Learners complete molecular models, balance chemical...
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