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Linear Motion 4
In this linear motion worksheet, learners answer 12 questions including finding acceleration of moving objects, calculating distance objects travel and determining the time of travel. Students interpret graphs of position vs. time,...
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Performance-based Assessments for Semiconductor Circuit Competencies
In this electronics instructional activity, students predict the values of circuit components and compare this with the actual measured values. They solve 62 problems related to the circuits.
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Fizzy Pop
Fifth graders compare and identify variables that affect the rate of a chemical change using Alka-Seltzer, water, ice, and hot water. They time how long each variable takes to pop the canister into the air, and record the results on a...
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Ziplock Chemistry
Students investigate various chemical reactions when creating mixtures in ziplock baggies. In this chemistry lesson, students will recognize various chemical reactions and cite evidence. Safety and assessment strategies are included in...
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Sum of Products and Product of Sums Expression
In this electrical circuit instructional activity, students answer a series of 21 questions about sum of product and product of sum, and Boolean expression for a logic circuit. They design and build a circuit board using PC-board...
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Crash Test Smarties
Students share hypotheses about the variables needed to produce a collision between two moving objects. They simulate the impact of a moving object on an object that creates a spray of debris, and simulate a NASA Deep Impact study.
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Bacterial growth
Students explore the exponential growth and decay of microbial populations in relation to the organism tolerance ranges in their environment, They observe the impact of changing variables which can affect microbial populations.
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Soil pH Effect on Germination of Specific Weeds
Students collect weed seeds from three varieties of weeds (knapweed, thistle, or toadflax, for example they may choose others in addition to the spotted knapweed.) They sterilize soil for thirty containers, plant seeds in sterile soil,...
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Momentum and Conservation of Momentum
In this momentum worksheet, students calculate momentum from the mass and velocity of an object. Students learn about the Law of Conservation of Momentum. This worksheet has 8 matching, 6 fill in the blank, and 8 word problems.
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Force & Acceleration
Students investigate the effects of weights on the motion of a toy car. In this force and acceleration lesson plan, students use different weights, a toy car, a paper clip and string to determine how a car will move as different weights...
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Voltage, Current, Resistance
In this voltage, current and resistance instructional activity, students answer 21 questions about voltage, current and resistance. They find the current in batteries, they find the voltage in a resistor and they identify the voltage in...
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The Amazing Apple
Students analyze an apple. In this lesson plan about developing inquiry skills, students do an experiment with an apple. Students make several observations about the apple. Students answer questions to help them improve and practice...
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Identification of Different Compounds and Substances
Learners conduct a series of tests to identify unknown compounds. In this chemistry instructional activity, students compare the physical and chemical properties of substances. They collect data and formulate a conclusion.
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Be a Weather Newscaster
Ninth graders, in groups, create and videotape a news broadcast. Each group researches, develops and writes a weather forecast, a commentary on an environmental concern, a school activity and a commercial.
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Creating an Enzyme-Substrate Model
Students explore the reaction rates of an enzyme-mediated reaction through experimentation. In small groups, they use everyday objects to demonstrate the effects of environmental variables on enzyme function.
Students graph and...
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The Solution to Pollution is Dilution
Students consider what happens to herbicides or insecticides that are used in agricultural practices, especially herbicides that are used to control noxious weeds. They become acquaint with a chemical assessment method known as...
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Race the Track! Design Challenge
Students focus on a force and motion problem, explore it, reflect on it and apply it while completing experiments. In this motion lesson, students experiment with force and motion by creating a track for testing cars.
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Acid/Base Equilibrium Problems
In this acid and base equilibrium activity, students calculate the pH of various types of acids and bases. They are given directions and review information as to how to complete these problems.
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The Ideal Gas law, Molar Mass and Density
In this ideal gas law, molar mass and density worksheet, students read about how the molar mass and density of a gas can be determined from the ideal gas law. They solve five problems using the ideal gas law to find the pressure,...
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Naming Ionic Compounds
In this naming ionic compounds learning exercise, high schoolers write the chemical name of 8 ionic compounds given their formulas. They include the Roman numerals for compounds with variable oxidation numbers. Students also write the...
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Acid/Base Equilibrium Problems
In this acid and base equilibrium learning exercise, students calculate the pH of given acid and base problems using different starting materials. They are given information and hints as to how to work with acid/base equilibrium problems.
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Graphing Linear Motion
In this graphing linear motion activity, students answer 20 questions about velocity of objects, the distance they travel and the time. They interpret a graph of position vs. time and identify the velocity at certain point on the graph.
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Soil pH & Plants
Learners investigate the pH of the soil in which different plants grow. They design and carry out an experiment to determine the factors that affect the growth of a population of plants, identifying and controlling major variables...
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Bean Sprout
Student will track the growth of his/her bean sprout with sunlight and without sunlight over the course of 3 weeks. They will enter the results into an excel data base then graph the results of both variables to make the comparison.