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Information And Advice On Drugs
Young scholars identify and analyze a variety of sources for information and statistics on drugs. They map out why its important to know the facts about drugs. In addition, they show examples of what happens when you use drugs of any kind.
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Density
Students find the mass, volume, and density of various objects. In this density measurement instructional activity, students observe how same-sized objects can have different masses, then use water displacement to find the density of...
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What do Chemists See When they Look at Chemicals?
In this chemicals worksheet, students answer 15 multiple choice questions about chemicals, compounds, inorganic and organic molecules.
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Density of Liquids
Students explore the density of liquids. In this scientific inquiry lesson plan, students discover the density of water, corn syrup, and cooking oil through an experiment. In addition, students will draw and label pictures of the...
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Sensational Slime
Students predict, observe and draw conclusions while working on an experiment with "slime." Students accurately record observations and draw conclusions about the experiment.
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Enzymes
Tenth graders observe enzyme activity. They discuss the relationship between drug use and enzyme activity.
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Mixtures
Sixth graders experiment with mixtures. For this chemistry lesson, 6th graders determine which mixtures are considered heterogeneous, a suspension, a solution or a colloid. Students create a data sheet of what they discover.
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Is Your Water Clean?
Students compare water quality of different sources. They test water samples for odor, phosphates, pH, bacteria, and dissolved solids. they fill out a data table and answer questions about their findings.
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How Many Drops?
Seventh graders hypothesize about the number of drops of liquid that can be placed on a penny before it spills over. They examine both the concept of devising a hypothesis and the idea of surface tension. They determine the difference...
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Using Chromatography to Identify Unknowns
Students are introduced to the concept of chromatography. They practice using new vocabular and observing experiments. They answer discussion questions to end the lesson.
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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.
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Buoyant Force
Students investigate the scientific concept of why some objects float when put in a liquid solution. They apply the laws of motion and force while conducting classroom activities. Students also take notes and answer target questions to...
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Density of Liquids
Students apply knowledge about density of solids from previous experimentation to this activity which they investigate the density of liquids. They work in small groups to mix water and syrup, and water and oil to see what occurs....
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DNA Isolation from Plant Tissue
Young scholars perform an experiment to extract and observe DNA from plant Tissue. They read about the procedure and relate it to the procedure used to isolate DNA from an endangered plant species. This is lesson three in a nine lesson...
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Have To/Don't Have To-Obligation Can/Can't-Permission
In this obligation-permission worksheet, students respond to 3 true/false questions distinguishing between statements of obligation and permission.
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Arrange the Words
In this adjectives worksheet, students categorize adjectives given into 3 categories and read passages that include adjectives. Students complete 5 activities.
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Why is My Honey Runny?
Students identify the factors that affect viscosity of substances. In this chemistry lesson, students define what viscosity is in their own words. They give real world applications of viscosity.
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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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Extraction of DNA from White Onion
Pupils investigate techniques involved in extracting and isolating DNA. Students extract and observe onion DNA.
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Up, Up and Away
Third graders are presented with the problem of: Do all liquids evaporate at the same rate? The lesson contains adequate background information for the teacher. They participate in a lab experiment in order to test the scientific...
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Designing a Flotation Strategy for the Purification of Recycling
Twelfth graders work in teams to design a method of recycled plastics purification by flotation. They base their design on the concept that different kinds of plastics have different densities and keep overall costs and purification time...
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Extraction of DNA from Onion
Students study DNA by isolating it from plant tissue. They determine the purpose of each step in the isolation procedure as it relates to the physical and biochemical characteristics of the genetic material
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Extraction of DNA from Onion
Students experiment with DNA by isolating it from plant tissue. They investigate whole onions to prepare DNA. They complete the experiment to examine the structural characteristics of DNA.
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Testing for Conductivity
Students test the conductivity of selected liquids and solids. They test the circuit by touching the two free ends of the wires together and add salt little by little recording the data after each addition. Finally, students predict...