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The Bio-fuel Project: Creating Bio-diesel
Students investigate bio-fuel. In this investigative lesson, students create bio-fuel from vegetable oil waste. Students will analyze, predict, collect and synthesize data from their experiments with bio-fuel.
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Enzymes in Action
You can use these easy and inexpensive labs to demonstrate enzyme activity.
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Intro to Biology Chapters 1 & 2 Practice Test
Don't be fooled by the title - this biology quiz could serve as an AP biology or college-level biology quiz. Some of the molecules represented may be difficult to identify without seeing the textbook from which this is based. It could...
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Enzymatic Browning Experiment
Students, in groups, experiment with Heat Blanching, Vitamin C Dip, and Sulfur Dioxide Dip to see if they can prevent enzymatic browning.
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Thermodynamics Worksheet
In this science worksheet, students are using the laws of thermodynamics and a basic knowledge to fill in the sentences with the correct words.
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Temperature and Enzymes
Students compare the times it takes the milk in each of two cups to curdle. They are told that an enzyme that is added to the milk, rennin, is involved in the natural curdling process of milk. Students are asked to consider what...
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Writing Complete Equations Worksheet
In this chemistry worksheet, students write in the correct equations in accordance to solving the word problems. The answers are on page 2.
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Biodiesel Combustion and Its Influences in NOx Emissions
Tenth graders evaluate the physical mechanisms that cause a change in NOx emissions. In this combustion lesson, 10th graders participate in a research project. Students create a presentation of their findings.
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Solar Lesson
First graders complete sunlight and solar effects activities to learn about light and its power. For this solar activity lesson, 1st graders complete a sunscreen test activity, a light test, a black light test, a cloudy test, a...
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What's on Your Plate?
Students demonstrate the path of food in the body. In this biology lesson, students conduct an experiment to determine how large the the digestive system is. They name the different organs involved in the digestive process.
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Insect Classification
Students compare and contrast the visible structures of three insects based on photographs. They differentiate characteristics of crane flies, ants, and wasps then create a simple classification system.
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To Smell or Not to Smell, That is the Ester
Students explain the basic concepts of polymerization. Students participate in a lab to create a crude preparation of carboxyl esterase and test its effectiveness in reducing the residual monomer in an emulsion such as paint.
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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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Learning Activities: What Color Am I?
Pupils identify various species of anurans by their skin coloration. They describe how coloration contributes to survival.