Curated OER
The Nitrogen Cycle
The nitrogen cycle is the focus of a well-designed science lesson plan. In it, learners see that plants and animals produce waste products and decompose after death. Many of the waste products include nitrogen which is absobed by other...
Learning Games Lab
Nitrogen in Feed
Knowing what farmers are feeding livestock is just smart business. A WebQuest lesson helps learners build an understanding of the relationship between amino acids, nitrogen, and protein. With interactive instruction, scholars practice...
Curated OER
Water Balance & Nitrogenous Waste Removal
Examine the structures of the kidney and then define the functions of the specialised structures. Every will find this powerpoint engaging, many of the images will present facts such as osmolarity of interstitial fluid and the negative...
Curated OER
Maintaining the Internal Environment
Explore homeostasis in animals with this all-encompassing worksheet. Advanced biology pupils consider a variety of mechanisms for maintaining internal conditions such as temperature and waste products. Eighteen short-answer questions...
Curated OER
Understanding the Nitrogen Cycle within the Aquarium
Students discuss ammonia, and ways it may get into the aquarium. They complete a worksheet about the Nitrogen Cycle. Students learn how to get the ammonia and nitrite out of their aquarium.
Learning Games Lab
Fertilizing Chile
Fertilizer can mean the difference between a profit and a loss. Scholars use an online interactive to explore the effects of fertilizing in agriculture. Given information about the nitrogen levels in the soil, they decide the fertilizer...
Curated OER
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...
Curated OER
The Nitrogen Cycle
Students design and create a compost pile in order to study the Nitrogen Cycle. They then use the scientific method to determine if plants grow better when they add organic matter from their compost pile to the plant's soil.
Curated OER
The Nitrogen Cycle
Learners study the nitrogen cycle and construct a diagram. In this Earth Science lesson students use role play to see the various paths.
Curated OER
Traveling Nitrogen
Students demonstrate and understanding of the nitrogen cycle by taking roles and interacting with others in a simulation activity.
Curated OER
Chemical Consequences of Burning Fossil Fuels
Future scientists are introduced to the chemical consequences of burning fossil fuels, learning that fossil fuel combustion leads to the formation of oxides of three nonmetals: carbon, nitrogen, and sulfur, all of which end up in the...
Curated OER
Solid Waste Recycling
Students seek scientific and technological solutions to envrionmental problems. They record class activities in a journal. They identify relationships among living things and their environments.
Lake Science Collaborative
Blood Circulation Simulation
Act out the circulation of blood in the body with an innovative activity. Kids act as either body parts or blood, and carry necessary nutrients and waste throughout different stations to represent the way that oxygen circulates.
Curated OER
The Nutrient Cycles
Students investigate the circle of sea life by creating nitrogen compound models. In this oceanography instructional activity, students discuss sea creatures and where their waste goes. Students identify nitrogen cycles in the ocean by...
Curated OER
Fossil Fuels Summary
As the title suggests, this is a simply summary of fossil fuels. There are no questions to answer or problems to solve, just notes about fossil fuels. The notes cover how fossil fuels are formed, how we extract it, what humans use it...
Curated OER
Dead Zones: Why Are the Waters Dying?
Students investigate the effects of pollution on marine ecosystems. They read and discuss an article, identify the effects of pollution on marine life, conduct research on local nutrient pollution, and conduct local water quality studies.
Curated OER
Composting
Using 2-liter bottles, junior ecologists create composting tubes in which they place nitrogen-rich and carbon-rich materials. They observe what changes occur over two weeks' time. Provide more specific direction to your class as to what...
Curated OER
Recycling
In this recycling worksheet, students review what items can be recycled, what is made from recycled items, and how recycling conserves resources. This worksheet has 5 word scramble, 10 short answer, and 5 multiple choice questions.
Curated OER
Sewage Matrix and Field Experience
Students visit a sewage treatment plant and use an exercise to identify the effects of given sewage components on humans and the environment when sewage treatment is bypassed or fails. They read the provided "sewage matrix" worksheet and...
Curated OER
Regulating the Internal Environment
This presentation begins with the many problems multicellular organisms which rely on diffusion encounter. There are many diagrams of mammalian organ structures, and they are labelled with their relevant functions. This an excellent...
Curated OER
Excretory System
In this human anatomy worksheet, students complete a crossword puzzle with 14 vocabulary terms about the Human Excretory System.
Curated OER
Lub Dub
Students name the vessels and parts of the heart. They trace the path of blood through the heart. Students examine the function of the circulatory system. They recognize the differences between a hear when the body is at rest opposed to...
K12 Reader
Excretory System
The subject of this life science reading comprehension worksheet is the excretory system. After examining the provided article, readers respond to a series of questions using evidence found in the text.
Chicago Botanic Garden
Greenhouse Gas Emissions — Natural and Human Causes
What impact do humans have on greenhouse gas emissions? What are the natural causes of these gasses? Thanks to the carbon cycle, carbon dioxide eats away at the earth's atmosphere with the intensified help of humans. Young scientists...