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General Science Quiz
In this science worksheet, students write short answers for questions on planets, oceans, elements, and more. Students complete 20 questions.
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Chemistry Scavenger Hunt
In this chemistry worksheet, learners identify the three main phases of matter. Then they search for information about each element on a Chem Time Clock. Students use the chemical symbol to identify each element.
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Changes in Nature
Fifth graders explore changes in nature. They identify chemical and physical changes in the water cycle, carbon cycle, and weathering. Students explore a chemical or physical change based on a chemical formula. They examine the effects...
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Chemistry Basics Practice Exam
In this chemistry practice worksheet, students solve sixteen problems including identifying chemical and physical changes, calculating numbers with significant figures, naming compounds and writing formulas and converting from one unit...
Creative Chemistry
Hydrocarbons and Fractionation
For this compounds worksheet, students identify molecules as compounds and provide a reason why they believe it is or is not a compound. Students write out chemical formulas. This worksheet has three problems to solve.
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Aldehydes and Carboxylic Acids
In this aldehydes and carboxylic acid activity, students complete a chart filling in the missing name and structural formula of the given chemical formulas. In another section, students complete a chart on carboxylic acids as well as...
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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...
Creative Chemistry
Physical and Chemical Trends in the Group 7 Elements
In this elements worksheet, high schoolers complete a graphic organizer by comparing the elements' melting point, boiling point, density, and electronic configuration. Students determine the characteristics of Group 7 elements. This...
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A Little Thermo Review
In this thermodynamics worksheet, students define and give examples of state functions. Students review the laws of thermodynamics. Student determine the standard formation reactions for given chemical species. This worksheet has 10...
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Atoms and Their Interactions
In this atoms worksheet, high schoolers will review the characteristics of elements, atoms, and isotopes. Then students will compare the difference between ionic and covalent bonds. Finally, high schoolers will balance a chemical...
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The Periodic Table
Learners research an assigned element using the library, an encyclopedia, the Internet and other appropriate resources in order to write a research paper, a project, and an oral presentation.
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Chemistry Worksheet 6
In this chemistry worksheet, students calculate specific changes that take place with different chemical reactions. Students indicate whether the reactions are endothermic or exothermic and spontaneous or nonspontaneous.
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Describing the Physical World
In this physical world worksheet, learners review concepts relating to the chemical and physical properties of matter, density of matter, and if matter is a solid, liquid, or gas. This worksheet has 9 terms in a word puzzle, 4 true or...
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How Can You Tell One Clear Gas From Another?
Fifth graders perform experiments to determine the identity of an unknown gas sample. In this chemistry lesson, 5th graders fill balloons with air, oxygen, hydrogen, and carbon dioxide. They use mass and reactivity to identify the gases.
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Things That Glow
Third graders study the concept of light as an energy source. In this energy lesson students participate in a lab that show them the concept of light as an energy source.
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Chemical Bonding
In this chemical compounds worksheet, students review the different types of bonding, define the octet rule, and draw Lewis structures (electron-dot diagrams) for given compounds. This worksheet has 7 fill in the blank, 5 short answer...
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Bleach Chemical Reactions
Students learn what happens when bleach comes in contact with various cloth fibers, chemical colors, nature and synthetics.
Cornell University
What Is Rust?
Why do metals rust differently? Scholars experiment with metal combinations in a hands-on activity. They create unique environments with different metals and compare the rate and amount of rust for each.
Agency for Toxic Substances and Disease Registry
Don't Mess with Mercury (Lesson C)
The health effects of mercury exposure if the focus of the first of three activities about the properties of metals. Pairs research mercury to write, prepare, and share posters, articles, or PSAs with the class.
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The Periodic Table Introduction Question Exercise
In this chemistry instructional activity, students are introduced to the periodic table of elements. They find the answers to 13 questions about the periodic table.
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Chemical Names and Formulas
In this chemistry worksheet, high schoolers work to write the chemical formula and the names for the compounds after the elements have been combined.
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Chemical Compounds
In this chemical compounds worksheet, students write the name of compounds from their chemical formula, balance equations, write electronic configurations for elements, and draw Lewis dot structures. This worksheet has 8 fill in the...
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Laboratory: Observing a Candle
In this observation worksheet, scientists observe a burning candle and answer eight post-lab questions. Topics include the phase changes occurring during the observations, the role each part of the candle plays in the chemical reaction,...
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Naming Compounds
In this compounds worksheet, students compare ionic, covalent, and polyatomic compounds and give examples of each type. This worksheet has 1 matching, 3 problem solving, and 4 short answer questions.