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- Grade Range
- 4th - 8th
- Rating
Students explain the process of chemosynthesis. They are able to explain the relevance of chemosynthesis to biological communities in the vicinity of cold seeps. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students learn the concept of diffusion and show the process of how all materials enter and leave the cell. Full Review »
- Grade Range
- 4th
- Rating
Students analyze the parts of the respiratory system in this five lesson unit. Gas excahnge, finding their own breathing rater, their lung capacity, and the creation of anti-smoking literature form the basis of these lessons. Full Review »
- Grade Range
- 6th - 8th
- Rating
Students identify the different parts of the respiratory system of the human body. They work together to complete an activity and worksheet about the effects of radon on the lungs. They research lung diseases if time permits. Full Review »
- Grade Range
- 6th - 8th
- Rating
Students discuss diffusion and osmosis as they relate to how food, oxygen and other necessary substances move into a cell. They determine how waste products move out of the cell. Full Review »
- Grade Range
- 6th - 8th
- Rating
Students discuss processes of diffusion and osmosis. They explain how diffusion and osmosis relate to the movement of substances into and out of cells. They apply diffusion and osmosis to everyday applications. Full Review »
- Grade Range
- 12th
- Rating
Students investigate specialized structures in both plants and animals. They relate structure to function, as they determine why the specialization is necessary and useful to the living organisms involved. They use microscopes to look at cells and they investigate the differences between different types of cells. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students investigate the causes of carbon monoxide in mines and other common sources of CO. Pupils read the worksheet "Canary in a Coal Mine" before beginning this investigation. They discuss ethical issues regarding treatment of miners (historically) and the use of animals as sentinels. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students investigate oxidation-reduction reactions involiving iron by conducting an experiment in which they expose iron filings to different atmospheric and ocean conditions. They relate the results to the oxidation banding patterns seen in sedimentary rocks and the formation of an oxygen-rich atmosphere on Earth. Full Review »
- Grade Range
- 9th - 11th
- Rating
Students examine the effect of altitude on how humans process oxygen. In groups, they take their pulse at a rest and after exercise drawing a graph to compare the data. They analyze how specific groups of people have evolved to process oxygen more efficiently at higher altitudes. To end the lesson, they discuss whether ones respiratory system is inherited or develops after birth. Full Review »
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