Curated OER
Amylase
Students examine what amylase is and its history. In this digestive instructional activity students study the effect amylase has on starch and how temperature affects the rate of activity.
Curated OER
Molecular Structure of Proteins
Students examine the effects different substances have on proteins. They test different molecules reaction to water. They discover how the amount of water affects the shape of the protein.
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The Synthesis of Some Organic Compounds And Their Representative Structures
Students examine how to represent organic compounds three-dimensionally. They write a synthesis reaction for three demonstrations, and construct a three-dimensional structure using a molecular modeling set.
Curated OER
Giants of the Protozoa
Students describe and define xenophyophores. In this protozoa lesson students divide into groups and complete a lab activity.
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Lactose & Lactase
Students examine the characteristics of lactose and lactase. In this enzyme lesson plan students study the lactose in milk and its rate of dissolution.
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Evaporation of Alcohol and Water
Students investigate the process that occurs when liquids evaporaate. They test water and alcohol to determine which substance evaporates more quickly and relate the rate to energy changes.
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Synthesizing Pigment and Dyeing Cloth
Students create a synthetic dye and oxidize the dye and record the effects.
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Solar
Students study solar energy. In this renewable energy lesson students complete several lab activities using different controls and variables.
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Teaching The Scientific Method Using Adhesives
Students use the six step scientific method to experiment with the differences in adhesives. Students test for tack, shear, and peel in these activities.
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Micro-Magic With Sticky Ions
Young scholars 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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Understanding of the Structure of an Amino Group
Students review the characteristics of acids and bases. They examine the structure of an amino group and compare amines to ammonia. They work together to develop the concent of polymerization.
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The Great Gas Race
Fourth graders improve their understanding of Graham's Law by using properties of gases to evaluate the rate of effusion of two compounds as they vaporize. They engage in a lab which elevates their understanding of the properties of gases.
Curated OER
A TOUGH NUT TO CRACK
Based on a set of criteria, pupils 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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