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An Enzyme- Substrate Model
Students explore reaction rates of an enzyme-mediated reaction. They examine the effects of environmental variables on enzyme function. Students collect, graph, and analyze data relating to the reaction.
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Mineral Identification
Young scholars identify minerals from its physical properties accomplished through observation and testing of the minerals involved. They divide into groups and perform the physical property tests listed on the Mineral Background sheet.
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Food Forensics: A Case of Mistaken Identity
Students develop an experiment to test a hypothesis. They use their knowledge of antigen-antibody specificity to develop a hypothesis. Students articulate that the antibody-antigen specificity is one part of the immune system. They...
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Salinity in Mill Creek
Fifth graders use water samples collected at three different locations of Utah's Mill Creek to test salinity of water, hypothesize about salinity levels at each location, record results, and discuss their findings with classmates. ...
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Activity #9 Extending Oil Well Production
Students simulate methods used to extend the effective life of an oil well by extracting less available oil. They identify techniques which can be used and evaluate their effectiveness. Pupils are introduced to rock size and temperature...
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Moles Worksheet
In this chemistry worksheet, students examine the energy rule of moles and answer the essay questions. The answers are include with the worksheet.
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Atoms and molecules
In this chemistry worksheet, high schoolers find the words that are related to atoms and molecules. The answers are found by clicking the link at the bottom of the page.
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Fluids, Electrolytes, and Acid-Base Balance Study Questions
In this fluids, electrolytes, and acid-bas balance system study questions, young scholars define 12 words associated with this system. They answer 12 short answer questions about the components of the acid-balance system.
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Ingestion
For this ingestion worksheet, 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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Biologically Important Molecules
In this biologically important molecules worksheet, students fill in the blank with information about carbohydrates, lipids, and proteins. Students also make notes about nucleic acids.
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Why Did America Lose the Vietnam War?
In this Vietnam study guide worksheet, students locate reasons that the United States lost the Vietnam War. Students respond to 3 short answer questions based on their worksheet as well as their textbook reading.
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Coal Flowers
Learners create coal flowers. In this mining lesson, students discuss the importance of coal during the 1800s and use ingredients to make coal flowers. Learners determine the effect temperature has on crystal formation.
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What's Cooking
Learners complete a solar radiation activity. For this solar radiation lesson, students complete an experiment to learn about solar radiation. Learners make solar tea by using the energy of the Sun to brew tea.
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The Seeds Tell the Story
Young scholars explore sources of pollution runoff and actions that can be taken to reduce runoff. In this pollution lesson students complete a worksheet and see why bio-essays may provide a more realistic picture of toxicity.
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Plant Reproduction
In this plant reproduction worksheet, students complete a crossword puzzle with 36 questions. They identify the different plant reproductive features.
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Investigating the Soil
Students explore the Earth's crust by researching pH levels and acidity. In this environmental safety lesson, students identify the pros and cons of acidity within soil and how it affects plants. Students collaborate in a pH level...
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Polymerization Experiments
Students explain the process of polymerization. In this chemistry lesson, students produce carboxylesterase in the lab. They test its effectiveness in removing the by-product odor.
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Water Quality Monitoring
Students comprehend the four parameters of water quality. They perform tests for salinity, dissolved oxygen, pH and clarity or turbidity. Students comprehend why scientists and environmental managers monitor water uality and aquatic...
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Explorit's Chemistry Quiz
In this chemistry worksheet, students complete a six question multiple choice quiz about chemistry. This is an on-line interactive worksheet.
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Effects of ATP and Ions on Rabbit Psoas Muscle
Students prepare single strands of muscle cell. They microscopically examine muscle cells and identify bands of darker and lighter proteins. They predict, observe, describe and quantify the effects of ions and ATP.
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Let it Grow and See What Happens
Pupils participate in an experiment in which they try to stop algae from growing. In groups, they develop a hypothesis and test it while making changes to the experiment along the way. They make observations and organize their data to...
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Effect of Acid Rain on Plants
Students observe the effects of acid rain on plants through experimentation and research. Students research types of crops in their area. Students work in small groups to complete the experiments given, as well as write a report and...
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Micro-Magic With Sticky Ions
Students view a video about the formation of precipitates. They complete a worksheet that asks them to identify what makes a compound form and what holds it together.
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Electroplating for Corrosion Protection: Redox in Action
Students define what a redox reaction is. In this chemistry activity, students electroplate some wires in the lab. They research the application of electroplating in the real world.