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Chemquest: Physical Changes or Chemical Reactions
Students study the differences between physical and chemical changes. In this chemical reactions lesson students participate in an indoor and outdoor lab activity.
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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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Scientific Method
For this scientific methods worksheet, students compare independent and dependent variables, hypothesis and theory, homogeneous and heterogeneous, and physical and chemical change. This worksheet has 17 short answer questions.
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Describing Chemical Reactions
In 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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Comparing Physical and Chemical Properties
In this matter properties worksheet, students complete a Venn diagram by comparing and contrasting physical and chemical properties.
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Spontaneity, Disorder and Entropy
In this physical and chemical change worksheet, students calculate the entropy change involved in different chemical changes. This worksheet has 4 problems to solve.
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Unit 1 Matter and Energy
Topping this worksheet is a comprehensive collection of notes about phase changes. The phase change graph is displayed, along with formulas for the gas laws, and information relating energy to change of phase. After reviewing these...
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Sometimes, solid + liquid = gas
Third graders experiment with common household liquids and solids. In this chemical reaction lesson, 3rd graders discuss phase changes and experiment to find other ways to create gases. They use water, vinegar, lemon juice, flour, baking...
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Blast Off
In this physical science exploration, small groups place a piece of antacid tablet into a film canister and step back to time how long it takes for the top to pop. They repeat the activity, altering either the amount or temperature of...
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What is Energy? Different Kinds of Energy
Introduce physical science learners to the forms of energy using this PowerPoint. The concluding slides present scenarios for discussing the transfer of energy from one form to another. Informative text is crisp and attractive, but the...
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Puberty
Introduce the topic of puberty. This presentation breaks it down into bite-sized pieces: physical changes, mental changes, emotional changes, and social changes. There is some basic information in each section, which hopefully opens it...
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Here Today, Gone Tomorrow
Students study the difference between chemical and physical weathering. They explore the effects of climate on the weathering process.
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Fizzy Pop
Fifth graders compare and identify variables that affect the rate of a chemical change using Alka-Seltzer, water, ice, and hot water. They time how long each variable takes to pop the canister into the air, and record the results on a...
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Chemical Change
Fifth graders watch a demonstration in which a balloon is inflated using the gas created by combining vinegar and baking soda. Then, in groups, they combine various assigned substances and watch and record the results.
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The Structure of Matter and the Chemical Elements
For this chemistry worksheet, students answer 73 fill in the blanks and multiple choice questions on the structure of matter and properties of elements in the periodic table.
American Chemical Society
Using Color to See How Liquids Combine
Blue-tinted water is added to unknown liquids that have been tinted yellow to find out how they interact. This is a memorable activity that is part of an investigation on the properties of liquids, which is part of a unit on the...
Serendip
Using Models to Understand Photosynthesis
Is your class in the dark about photosynthesis? Shed some sunlight on an important biological process with a thoughtful activity. After answering questions to help determine their level of knowledge, learners work with chemical equations...
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Physical or Chemical- That Is the Question!
Learners differentiate physical and chemical changes. For this chemistry lesson, students give examples of each type of change. They take the review quiz at the end of the lesson.
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Changes In Matter, "The Big Chill"
Third graders investigate why ice cream does not go through any chemical changes when it is exposed to physical changes. They describe the three states of matter in either written or verbal form. Then students experiment with ice cream...
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Physical and Chemical Changes in Food
Ninth graders study food mixtures and substances in order to identify atoms, molecules, elements, and compounds and recognize physical changes that take place in foods.
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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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The Changing Earth
Students observe and analyze weathering. In this earth science instructional activity, students demonstrate physical and chemical weathering in two experiments, then write questions for a class Jeopardy game.
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What is Matter?
Students investigate what matter is and how it changes states. In this physical properties lesson, students examine the vocabulary database and identify the characteristics of the three phases of matter. Students perform a liquid vs....
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What's The Scoop?
Students explore the properties of matter. In this cross curriculum three states of matter science lesson, students listen to the poem "Eighteen Flavors" by Shel Silverstein, and predict what will happen if listed ingredients are...
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