Curated OER
PH Neutralization For Pollution Control
Students recognize whether a solution is an acid or a base. In this acids and bases lesson plan, students use chemicals and identify if those chemicals are acids or bases. From the conclusion, students will be able to identify if the...
Curated OER
Chemical Equilibrium
Middle schoolers explore Le Chatelier's Principle. For this lesson about chemical equilibrium, students do an experiment with several different activities . Middle schoolers observe as they do the experiments and understand the outcome....
Curated OER
Diversity And Adaptations Of Organisms
Seventh graders investigate how organisms respond to environmental stimuli through their behavior. They observe how plants and animals respond to varying amounts of light, water and gravity.
Curated OER
Motion and Forces
Eighth graders define the terms: magnetism, poles, compass, magnetic field, lines of force, electromagnet. They name two properties shared by all magnets and describe how one magnet will affect another.
Curated OER
Enzyme Activity: An Inquiry Based Approach
Students explore biochemical reactions mediated by enzymes in an inquiry approach. They are given two questions about the types of living materials that contain the enzymes that break down hydrogen peroxide, and under what conditions the...
Curated OER
Enzyme Activity: An Inquiry Based Approach
Using an inquiry approach to studying biochemical reactions, cooperative teams of students investigate hypotheses about living materials that contain enzymes which break down in hydrogen peroxide. They perform experiments, practice...
Curated OER
Denser Sensor
Fourth graders calculate density, compare densities of solids and liquids, measure liquids using a balance, and investigate the significance of density. They conduct an experiment to determine an order of densities, and complete a...
Curated OER
Reaction Rates
Students work in groups of 4-6 for the experiment/activity part of this exercise. They base their explanation on what they observed. Students observe how substances react chemically in characteristic ways with other substances to form...
Curated OER
Simulating the Effects of Biodegradable Wastes on Dissolved Oxygen
Students evaluate the relationship between biodegradable waste and dissolved oxygen in water. In this biodegradable wastes instructional activity students complete a lab activity in groups then analyze their results.
Curated OER
Enzymes
Tenth graders observe enzyme activity. They discuss the relationship between drug use and enzyme activity.
Curated OER
Explain Plant Chemical Processes
Students discover plant chemical processes through three lab activities. Overheads, data sheets, and teaching procedures provided for the unit covering photosynthesis, respiration, and transpiration.
Curated OER
Electrophoretic Analysis: DNA Fingerprinting and Evolutionary Divergence
Students examine the principles of electrophoresis. They evaluate both the agarose and polyacrylamide system of molecular separation. In order to bring the concepts of genetics and evolution full circle from DNA to protein, students...
Curated OER
Potato Lab
In this osmosis worksheet, students put a strip of potato in three different solutions and document the changes in the potato to determine is the solutions were hypotonic, hypertonic, or isotonic. This worksheet has 6 short answer...
Curated OER
Bellwork for Week 1
In this bellwork worksheet, students are given directions as to what to do when the bell rings. They answer four questions about the course, they complete a scientific equipment worksheet, they do metric conversions and they answer...
Curated OER
Fruit Cup DNA Extraction From Kiwi
Students extract DNA from kiwi using household equipment and supplies.
Curated OER
Water Currents
Middle schoolers demonstrate how ocean currents are influenced by changes in density. They discover that temperature and salintiy affect density as well. They participate in a short experiment to end the lesson.
Curated OER
Generate a Calibration Curve for Chlorophyll a
Young scholars measure and graph the absorbance of light by chlorophyll at a specific wavelength versus chlorophyll concentration. They are given an unknown and determine its concentration from their calibration curve. Students become...
Curated OER
Did a Chemical Reaction "Really" Occur?
Students perform several different experiments to observe signs of chemical reactions and determine if reaction has occurred, use search engine to find Internet sites pertaining to chemical reactions, and write up brief summary of site.
Curated OER
Activity #5 Environmental Effects
Students explain the implications of particle theory of The Law of Conservation of Matter for problems of pollution and waste disposal. They describe, in terms of atoms and molecules, what happens to materials when they are dissolved or...
Curated OER
Heat Loss
Young scholars comprehend how heat loss is affected by exposed surface area. They decide what type of and how many data to
collect. Students decide how the results should be presented. They make a series of accurate observations
Curated OER
Qualitative Physical Properties of Matter
In this matter worksheet, students compare the properties of a solid sample and a liquid sample to determine their physical and chemical properties. This worksheet has 5 short answer questions.
Curated OER
Hess's Law
In this reactions worksheet, students use Hess's Law to calculate the heat gained or lost by different reactions. Students determine if the reaction would occur spontaneously at a given temperature. This worksheet has 9 problems to solve.
Curated OER
Biology Trivia
Students answer questions. In this biology lesson, students answer various questions pertaining to biology.
Curated OER
Human Body Explorations
Students examine genetics and the DNA of a kiwi. For this DNA lesson students complete a lab to extract DNA and interpret their results.