Biology Junction
Energy Flow in an Ecosystem
Every living thing requires a food source, thus the interconnections in ecosystems become complex. Scholars learn about these interconnections in a presentation on energy flow. It starts with the sun and moves through many different...
Curated OER
Rain Forest Deforestation
Sixth graders explore the destructive deforestation of rain forests in Brazil to clear the land for crops and livestock. Students demonstrate how the burning of a forest releases carbon dioxide by performing an experiment.
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Elodea Lab
Pupils observe the changes between elodea leaves placed in darkness and light. In this life science lesson, students experiment to find evidence of photosynthesis in elodea leaves. Pupils use indicators to detect the presences of...
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Every Tree For Itself
Fourth graders play a game where they are trees gathering sun, water, and nutrients and CO2 represented by pieces of paper or poker chips. They record their collected requirements and graph how they grew as a forest.
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What's Driving Us?
Students determine what the people in their community are driving. Using traffic flow information, they develop recommendations on how to achieve sustainability. They calculate the carbon dioxide emission index for various sites and...
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Solar Cars
Students research the causes and effects of air pollution. Using the internet, they examine the specific effects of carbon dioxide on the environment and discover the benefits of using solar power. In groups, they build a model of a...
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Where Do Green Plants Get Energy?
Fourth graders realize that plants need light, water, and carbon dioxide to carry out photosynthesis. They participate in groups of 4 to plant (with materials provided) a test group of beans to compare to the control group, write a...
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Acid Rain
Students understand the dynamics of acid rain and its impact on the living and non-living environment. They hypothesize how acid rain affects water pH levels in two lake systems with differing watershed features.
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Plant Structure and Growth
This plant structure and function PowerPoint addresses the main organs and the factors that affect its development as well as going into detail about the specializations at a cellular level. The cell functions and system...
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Global Change — Change and Cycles Where Land, Air and Water Meet
Pupils participate in an experiment to define a parts-per-billion solution. In this ecology lesson, students select a second substance to create a parts-per-billion solution and observe and record their results. Pupils work in groups to...
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Acid Rain Keeps Falling On My Head
Students measure the pH of local rain water. Students map the location of the collected rain water according to pH levels.
NASA
Climate Change Inquiry Lab
With global temperatures on the rise faster than ever recorded, the effects of a heating planet could be devastating. Allow learners to discover just what the world is in store for if the warming continues through a series of videos, a...
Aquarium of the Pacific
Lego Molecules
Young scientists construct an understanding of molecular compounds in this hands-on science lesson. Using LEGO® to model the atoms of different elements, learners build molecules based on the chemical formulas of common compounds.
Colorado State University
What Is a "Model"?
Model the transfer of energy during a typical 24-hour period. Young scholars use a game-like approach to learning the patterns of heat transfer through the day and night. Groups of four exchange different tokens as the energy...
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Environment: The Haves and the Have Nots
Pupils examine consumption habits in developed and developing countries and determine their effects on natural resources. In groups, they assess graphs on the Living Planet Report and observe the connection between consumption and...
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Global Warming Webquest - Group Worksheet
In this global warming worksheet, students, working in groups, answer 11 discussion questions involving global warming, climate, greenhouse effects and ecosystems.
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Energy in Cells
For this biology worksheet, 9th graders explain how producers make their own food. Then they describe the food chain and what the end products are of respiration. Students also describe how muscles continue to get energy during high...
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Root Beer Production
In this fermentation worksheet, students conduct an experiment to illustrate how the yeast fermentation process is used to produce carbonation. This worksheet has 5 short answer questions.
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Density: Floating, Sinking, and Suspending
Students observe teacher demonstrations that illustrate density. In this density lesson plan, the teacher demonstrates how air bubbles in a carbonated drink can cause a raisin to float and how an egg sinks in fresh water, but floats in...
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Introduction to Earth's Dynamically Changing Climate
Learners identify the most common causes of global warming. In this earth science instructional activity, students use an interactive website to explore changes over time in sea ice, sea level, carbon emissions, and average global...
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pH
Learners use a Colorimetric test to measure pH and gain the importance to life in an aquatic ecosystem pH is. They explore the dramatic effect pH level can have on a water body. Students test the pH level of many water samples.
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Citric Acid Review Activity
Students study the Krebs's cycle and understand the steps at a functional level. In this cellular respiration lesson students complete different stations then do a written assignment.
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The Energy Debate - Sea Level Rise
Students comprehend the impact of global warming on our coastal cities. They appreciate how geographic information systems can be used to represent scientific data. Students research the melting of the ice caps in Antarctica and the Arctic.
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Cardiovascular Homeostasis
Students develop and conduct an experiment to answer the question," How does cardiovascular exercise affect the pulse rate?". They record the changes to heart rate during different levels of exercise.