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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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Nature and Fintess Trail
Students investigate how humans impact the environment and compile an organism database into an e-book field guide. They name muscle groups and develop specific exercises to strengthen these groups. Students utilize technology for data...
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Lake and Pond Study
Students examine the habitat and community structure of a pond that could support Ospreys through games and worksheets. They then go on a field trip to a pond to evaluate the suitability of the pond as an Osprey habitat.
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N, B, and T: Pollutants Three
Students explore nutrient, bacterial, and toxic surface water pollution. They identify the amount of water they use each day and summarize the kinds of substances that cause water pollution. They predict what will happen in water...
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ISOLATION OF DNA FROM ONION
Students perform a laboratory exercise designed to show how DNA can easily be extracted from onion cells. They conduct an optional test for the presence of DNA using standard lab equipment.
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Enzymes and Jell-O
Students test for the presence of enzymes in fruit and the specificity of those enzymes. They identify the susceptibility of enzymes to certain environmental factors such as temperature and pH in the enzymes environment.
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Fossil Impressions of Ancient Life
Students make a mold using Plaster of Paris and then make a cast using that same mold. They pick a fossil and describe how it looks. They write a fictionalized story about its life, or burial. (
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Bacteria Pool Party
Young scholars investigate the organisms of bacteria. They are given a culture of bacteria that can be observed under a microscope. The students make observations that are recorded. The instructional activity includes the mention of...
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Introduction to Neutraliization
Students explore acids and bases and the process of neutralization.T hey practice volume measurements and observe the neutralization of an acid
directly through bubble formation and indirectly through indicator color changes.
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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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Activity #14 Floating Bubbles
Learners comprehend that Carbon dioxide gas is relatively easy to generate. They comprehend that one way to produce it is with dry ice. Pupils comprehend that carbon dioxide gas can also be produced by combining baking soda with vinegar.
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Water Quality Tests Explained
Students define all eight water quality parameters and list at list one source for each of the eight water quality parameters. They determine how each of the eight parameters affect river ecosystems.
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The Floating Golf Ball
Students explore density by floating golf balls. They explore having their golf balls float halfway in a container of water and discuss density and its realtionship to where the golf balls are floating. After adding food coloring, they...
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Fish Anatomy
Students identify and interpret the internal anatomy of the fish. They also identify and define vocabulary for anatomical parts and anatomical functions and forms. Finally, students identify and interpret the differences in fish...
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Physical and Chemical Changes Crossword
In this chemistry worksheet, learners 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 instructional activity, students are provided with the answers for a crossword puzzle containing 15 clues about physical and chemical changes.
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General Chemistry I
In this chemistry worksheet, students balance each of the reactions presented using the periodic table to help. Then they predict the products of the reactions and write the net ionic equation. Students also write the empirical formulas...
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Ingestion
In this ingestion activity, 9th graders fill in the blank about ingestion. Students relate the role of saliva, teeth, and the esophagus to their importance in ingestion.
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Biochemistry Quiz
For this biochemistry worksheet, students review amino acids, proteins, lipids, and carbohydrates. This worksheet has 29 multiple choice, 8 fill in the blank, and 3 short answer questions.
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DNA Extraction
In this DNA extraction worksheet, students learn how to extract DNA from various foods. Students complete 2 short answer questions.
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Chemical Compounds
In this chemical compounds learning exercise, students draw stereorepresentations of compounds. Students convert three-dimensional drawings to a Fischer projection. This learning exercise has 8 problems to solve.
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Chemistry Worksheet 4
In this chemistry learning exercise, high schoolers determine the pH of a buffer solution to several problems given. Students write a balanced ionic equation for several aqueous solutions.
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Gases and Chemical Reactions
In this chemical reactions worksheet, students calculate the volume or pressure for different gases. Students determine the effect of different stimuli on the rate of a chemical reaction. This worksheet has 1 short answer, 10 fill in the...
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Chemistry 130
In this chemical compounds worksheet, students calculate moles, molar concentration, and volume of given compounds. Students balance equations, give the formula and charge of polyatomic ions, and draw Lewis electron dot structures. This...