Curated OER
Ecology and the St. Lawrence River
Ninth graders complete a unit of lessons on ecosystems, organism interactions, and energy flow. They create a key for known species of fish, diagram the movement of energy through an ecosystem, and create and present food chains and food...
Curated OER
Structure of the Earth
Sixth graders define atmosphere and hydrosphere, explore through experimentation how the atmosphere was formed, and describe the layers of the Earth's atmosphere and their distances.
Curated OER
Classroom Composting
Students discover the benefits of composting. They identify the steps of decomposition as well. They are read a book and discuss what items decompose.
Curated OER
Fossil Fuels, Who Needs Them
Ninth graders explore how electricity is created and distributed through alternative production methods. Students participate in hands-on activities, research, lecture based instruction, and CD ROM resources.
Curated OER
Sustainable Agriculture
Students perform an experiment to find out if plants grow best when grown in soil with no fertilizer, with chemical fertilizers, or with compost that they have made themselves. Students discover how agriculture practices can benefit the...
Curated OER
Acid Rain
Students use real-time weather maps to determine the likelihood of acid rainfall in a region. Students apply their understanding of interaction between weather systems, land and air pollution, to address acid rain and the effects on...
Curated OER
What We As Students Can Do To Save Our World
Learners investigate air and water pollution, and the conservation of natural resources.
Curated OER
Testing Soils for Garden Planting
Sixth graders collect soil samples and record the location of the samples by using GPS.
Curated OER
Multiplying Microbes
Students examine environmental conditions that effect bacteria growth. They culture bacteria, design and conduct an experiment, and identify the conditions that effected the bacteria growth using the scientific method.
Curated OER
Spring Awakenings
Young scholars observe changes in a selected tree bud/leaf during spring. They record changes in the bud/leaf using words, pictures and numbers. They understand that trees adapt to changes in temperature, light, and moisture by sprouting...
Curated OER
What's Making It Look So Brown Outside?
Ninth graders analyze cars and particulate matter in the atmosphere. They analyze results of particulate pollutants and identify which vehicle gives off more particulates. They identify sources of particulate matter and relate to...
Curated OER
Global Warming – More or Less
Eighth graders identify the factors that contribute to global warming. In this earth science lesson, 8th graders evaluate the impact of global warming on the planet. They discuss their views within the group.
University of Missouri
University of Missouri: The Nitrogen Cycle
This resource provides an explanation, accompanied by diagrams, of the nitrogen cycle, and also about how it can impact on water quality.
Encyclopedia of Earth
Encyclopedia of Earth: Biochemistry: Nitrogen Cycle
Article explaining what the nitrogen cycle is, and its role in an ecosystem. (Published: June 28, 2010)
Vision Learning
Visionlearning: Earth Science: The Nitrogen Cycle: Of Microbes and Men
Instructional module focusing on the nitrogen cycle. Discussion includes the requirement of nitrogen by all organisms, the five processes in the nitrogen cycle, and how humans impact this cycle. The site also includes an interactive...
PBS
Pbs Learning Media: The Nitrogen Cycle
Nitrogen, one of the most abundant elements in the universe, is essential to life. This interactive activity adapted from the University of Alberta provides an overview of the nitrogen cycle. Includes background reading handout and...
University Corporation for Atmospheric Research
Ucar: The Nitrogen Cycle Game
Learners play the role of nitrogen atoms traveling through the nitrogen cycle to gain understanding of the varied pathways through the cycle and the relevance of nitrogen to living things.
CK-12 Foundation
Ck 12: Episd: Nitrogen Cycle
[Free Registration/Login may be required to access all resource tools.] Students will be introduced to the nitrogen cycle.
Biology Pages
Kimball's Biology Pages: The Nitrogen Cycle
An overview of the nitrogen cycle, covering nitrogen fixation, decay, nitrification, denitrification, and more.
University of Missouri
Nitrogen in the Environment: The Nitrogen Cycle
A description of the key concepts and steps within the nitrogen cycle, along with a large chart illustrating the cycle in pictorial form.
University of Illinois
University of Illinois: Illinois State Water Survey: Simplified Nitrogen Cycle
A semi-technical description of the nitrogen cycle. Contains a link to an abridged version of the page along with a list of further resources on the topic.
Geography 4 kids
Geography4 kids.com: The Nitrogen Cycle
Living creatures require nitrogen to live. This resource highlights the nitrogen cycle and its significance.
Nature Research
Nature: The Nitrogen Cycle: Processes, Players, and Human Impact
Find out how nitrogen is cycled throughout the biosphere as it passes through the nitrogen cycle. Learn about the biotic and abiotic factors involved in the process as well as the implications of human activity on the nitrogen cycle.
BiologyWise
Biology Wise: Nitrogen Cycle Steps
Nitrogen is essential to all living things. This article explains what the nitrogen cycle is and the five steps involved in it.