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Predicting the Products of a Reaction
In this reactions activity, students predict the products of 5 equations and write the equations for 5 reactions using their knowledge of types of reactions.
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Balancing Chemical Reactions
For this balancing equations worksheet, students balance 10 reactions and indicate the type of reaction each is such as synthesis, decomposition, or single replacement.
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Writing and Balancing Equations
In this equations worksheet, students identify simple reactions as direct combination, decomposition, single replacement, or double replacement. This worksheet has 20 fill in the blank questions.
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Observing Decomposition
In this science instructional activity, students focus upon the concept of decomposition and collect data in order to make interpretations or observations.
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"Leaf" It in Your Yard
Learners research about the process of composting. Students apply their research by creating a compost pile at school that will be maintained once or twice a month for the remainder of the school year.
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Buried Treasure
Students examine the role of micro and macro organisms in the decomposition process. They record their observations and discuss. They also read a book about decomposition.
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The Value of a Garden
Students explore the history of taxonomy, the work of Carl Linnaeus, and the factors involved in the decline and extinction of a variety of botanical species.
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COMPOSTING: WHY BOTHER?
Students explore the composting process and participate in a contest to make the most compost the fastest from the school's kitchen and yard waste.
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Decomposers- Nurse Logs
Learners investigate temperate forest ecosystems. In this environmental lesson, students discover different forms of decomposition and its effect on the environment.
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Backyard Bacteria
Students experiment with different bacterias that they found and make predictions of their growth. In this investigative lesson students use petri dishes to grow their bacteria then summarize what has happened.Â
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Composting Leftovers
In this composting leftovers worksheet, students set up an experiment with food waste and soil, observing and recording the differences for two weeks.
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Rotten Truth
Students complete activities to study decomposition. In this decomposition lesson, students work in pairs to observe a decay buffet experiment. Students keep compost bag journals. Students define and discuss the process of decomposition.
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The Rotten Truth: Healthy Food from Healthy Soil
Students investigate methods of decomposition in order to make compost. In this decomposition science lesson, students set up compost bags using food and materials which decay over time. The initial lesson is approximately 30 minutes,...
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Look At A Landfill
Students explore how landfills function. In this landfill lesson, students explore the use of landfills and the decomposition process by creating a model landfill. Students discuss pros and cons to landfills and how potential problems...
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Testing for Catalase Activity
In this catalase activity, students read about how enzymes work in cells. Then students conduct an experiment to test for catalase activity in potatoes. This activity has 1 graph and 6 short answer questions.
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Standard Written Method For Subtraction
In this subtraction worksheet, learners solve 9 subtraction problems involving double-digit numbers. Students put their answers below each problem.
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Mathematics of Image Processing Project
For this image processing worksheet, students complete 4 steps related to image processing. First, they work in teams of 2-3 and create a hard copy report and documented m-files. Then, students try compression at various quality levels...
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Linear Systems: Applications of Eiginvalues
In this Eigenvalue and Eigenvector worksheet, learners examine the applications of matrix exponentiation. This four-page worksheet provides explanations and examples, as well as three problems to complete.
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Linear Systems: Applications of Eigenvalues and Eigenvectors
In this Eigenvalue worksheet, students examine the applications of matrix exponentiation. This four-page worksheet contains examples, explanations and approximately three problems to complete.
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The Nitrogen Cycle
Fifth graders investigate the nitrogen cycle and examine the concepts of decomposition and nitrification. Students participate in a class discussion about the creation of waste and ammonia compounds, then using nitrogen cycle cut-outs...
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Dirty Decomposers
Seventh graders design and conduct experiments to determine what environmental factors favor decomposition by soil microbes. They use chunks of carrot for the materials to be decomposed, and their experiments are carried out in plastic...
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Activity #19 Oxygen For Yeast
Students observe and record what occurs when yeast is added to hydrogen peroxide. They indicate why a chemical reaction (decompostion) must have occurred during the experiement. Pupils explain why yeast was used. Students comprehend the...
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Down the Drain
High schoolers explore what problems might occur if oxygen decreases in a body of water. They model what happens in a situation where decomposition is occurring. Students obtain, organize, graph, and interpret information. They i...
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Rate of Decomposition
Young scholars experiment with the decomposition rate of garbage. They discover that environments are fragile and need to be protected and resources are not always used wisely. They then think about their own environment and then about...