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The Pure, The Mixture, The Unknown
Ninth graders participate in classroom discussions, demonstrations and hands-on laboratory activities about pure substances and mixtures with a focus on common household materials. They investigate: What is a pure substance? What is a...
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Defining Density as a Relationship
Young scholars discover that density is considered a property and that cutting an object in half does not affect its density. They examine the densities of many common substances and make connections.
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Physical vs. Chemical Properties
In this physical and chemical properties instructional activity, students 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...
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Introduction to AP Chemistry
Students are introduced to concepts in an AP Chemistry class. They work together to complete experiments on different materials. They discuss the results of the experiments.
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Element Videos
Students create videos about an element on the periodic table. In this element instructional activity, students work with partners to create a 1-2 minute video giving interesting information about their element. They include the name,...
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Observations & Chemical Reactions
Learners 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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Periodic Table I Quiz
In this periodic table I quiz, students select the best answer to the given questions. Students apply their knowledge of the periodic table and the arrangement to correctly answer the questions presented.
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Review Questions-Molecular Geometry and VSEPR Theory
In this molecular geometry and VSEPR activity, students find bond angles, hybridization, determine polarity and draw orbital box diagrams of molecules. They determine molecular geometry and bond angles of given molecules and determine...
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Solids
In this solids worksheet, learners explain why solids are more dense than other states of matter. Students compare ionic solids and covalent network solids. This worksheet has 6 short answer questions.
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Earth Egg
Students discuss plate tectonics and the layers of the earth's interior. They use eggs as models of the earth and answer questions regarding which part of the egg would represent which part of the earth.
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Science Review for Grade 3 (3.5)
In this science review for grade 3 (3.5) worksheet, 3rd graders answer 25 multiple choice questions in standardized test format about fossils, simple machines and heat transfer.
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Hot Air Balloons
Students examine how a hot air balloon works. In this hot air balloon activity, students do an experiment to test the effects of heat on density. Students make their own hot air balloon and act out how nitrogen moves when turned to a...
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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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Changing States: Does it Matter
Middle schoolers participate in experiments to visualize the differences between chemical and physical changes. They attempt to detect the five characteristics of a chemical change.
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Physical vs. Chemical Changes
In this chemical reactions worksheet, students read about the differences between physical and chemical changes in substances. Then students identify situations as either an example of physical or chemical change. Students learn how to...
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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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Physical vs. Chemical Changes and "The Code"
In this chemical and physical change worksheet, students read about the differences between substances going through physical changes vs. chemical changes. They are given examples of each and evidence to look for in chemical changes....
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Selling The Molecular Kinetic Theory
Students investigate molecule movement according to the kinetic molecular theory. In this kinetic molecular theory lesson plan, students observe demonstrations showing that molecules speed up with increasing temperature and slow down...
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Weather Dot Com
Students examine the need for a standard unit of temperature and measure temperature with a thermometer. They discuss the details of a thermometer and the calibrations used, record temperature data for inside and outside, explore...
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Weird Water
In this weird water worksheet, students read for information and assess comprehension. In this true and false, fill in the blank, and multiple choice worksheet, students answer ten questions.
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Advanced Matching--Land Formations Part 1
Using this activity, learners could review information they have covered about land forms, such as hills, mountains and plateaus. This 17 question activity could be used with upper elementary or ESL students to test or review information...
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Science Lessons
Tenth graders research about the different cell organelles. In this series of biology lessons, 10th graders compare two allotropes of carbon. They investigate how the rate of reaction is affected by concentration.
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Metals for Minting
Students study the Periodic Table to investigate basic properties of metals used to make coins. They discuss how historic events like the Civil War and Gold Rush had a direct impact on the trime.
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States of Matter
Students categorize items into one of the three states of matter. They participate in a demonstration in which they represent particles of matter. Finally, they complete an experiment in which they "race" top see who can make acetone...