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Atoms or Molecules?
In this scientific investigation worksheet, students follow the provided procedures to examine the chemical reactions of hydrogen and oxygen atoms and then respond to 1 short answer question.
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Limiting Reagent
Students work in small groups with a small set of 8 nuts and 5 bolts to assemble into combinations of 1 nut: 1 bolt, and 2 nuts: 1 bolt. They explore the outcome and discuss. Then a student mixes two clear, colorless solutions together...
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Phase Transition Temperature of Fats
In this chemistry worksheet, students investigate through experimentation the solidifying behavior of some edible fat mixtures by determining their cooling curves. Then they data-log equipment to obtain a large number of temperature...
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Colorful Milk of Magnesia
Students explore acids, bases, and indicators. They observe the various colors of an acid-base indicator solution and the neutralization of an acidic solution by an antacid.
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Vocab Science Chapter 1
In this word search worksheet, students locate 20 words related to science. The word list includes volume, mixture, and solute.
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Comets
Students explore the nature and composition of a comet. They research comet facts, legends, and myths. They identify different types of comets and describe what happens to a comet as it travels closer to the Sun.
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The Nature Of Dissolving Processes
Students examine the rule of "like dissolves like." They define and describe solutions and solubility models on molecular liquids, ionic solids, and molecular solids.
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Chemistry 1 Practice Exam
For this chemistry practice test worksheet, learners answer 30 multiple choice questions regarding chemical formulas and chemical names for compounds.
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Solutions
In this solutions worksheet, students calculate molality and mole fraction. Students define colligative property and determine what affects the solubility of gas in solvents. This worksheet has 2 short answer questions and 9 problems to...
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The Chemistry of Life
In this chemistry of life worksheet, students will review key terms of plant cell structure and chemistry by reading 13 clues to complete the puzzle. Word bank is included.
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Equilibrium Problems
In this equilibrium worksheet, students determine what effect a catalyst has on the rate of a reaction and the activation energy. Students explore how the equilibrium shifts when different stresses are added to a compound. This worksheet...
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How To Culture Bacteria in the Laboratory
Students participate in an experiment in which they culture bacteria in a lab setting. They record their observations and analyze the data. They answer comprehension questions to end the lesson.
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Composting in Schools: Observing Compost Microorganisms
Students explore composting. In this composting lesson, students use compound microscopes to observe the microbial communities in compost. Observations and documentation of changes will occur over the course of several weeks.
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Paper Chromatography
Small groups of students perform paper chromatography to separate food dyes into their component colors. Students perform the experiment and collect, organize, and represent their data to form an explanation of their outcomes. Students...
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THE FARMER CARES FOR THE LAND
Students will identify cause and effect relationships in issues relating to Agriculture and the environment.Ask students to describe what farmers do. Then ask students to define the word "environmentalist." Ask students if they have...
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What Are Alternative Fuels? Concept Mapping Alternative Fuels Investigation
Students compare and contrast the different types of alternative fuels. They create a concept map to understand their classification. They examine the properties of matter and energy as well.
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How Do Atmospheres Affet Planetary Temperatures?
Students perform a literature search and use reputable research resources in order to find the surface temperature of different planets in our solar system. They speculate about the observed and unobserved factors. Then brainstorming is...
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Extraction of Allicin: The Active Ingredient in Garlic
High schoolers conduct research to determine the structural formula for Allicin, a component of garlic. They participate in a lab to extract Allicin from garlic and complete a set of questions about their work.
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A Burst of Light
Students discover the many uses of minerals in industry. They use minerals to conduct flame tests and to demostrate color. They practice safety tips in the lab.
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Science Words
In this general science worksheet, students find 32 science words reviewing states of matter and types of substances. Students may self correct by selecting the link at the bottom of the page.
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Mystery of the Eleven Unknown Substances
Fourth graders identify eleven white substances that are commonly found in the household. They, in pairs, perform experiments on a variety of substances, and must identify them based on the reactions they observe.
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The History of Ethanol in America
Sixth graders explore and examine the production of biofuels from the 1850's to the present. Included in their research is Henry Ford, ethanol, World War I and prohibition. They explain the importance of grains and grasses for the...
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A TOUGH NUT TO CRACK
Based on a set of criteria, students will evaluate the quality of pecans.1. Bring a gram scale and papershell pecans. Provide five pecans for each student. 2. Divide the class into groups of five and provide each member with five pecans....
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What is a Solution?
In this solutions worksheet, students read about how people first learned to use metals and to combine metals to form alloys. Students write an essay telling the story of how ancient people first learned to cause physical changes in metal.