pH and Macroinvertebrate Populations - Do Changes in the pH Level Effect an Aquatic Ecosystem?
This pH and Macroinvertebrate Populations - Do Changes in the pH Level Effect an Aquatic Ecosystem? lesson plan also includes:
Students examine a water sample from a local stream. They determine if changes in pH affect the quality of an aquatic ecosystem and evaluate the optimal pH levels for a macroinvertebrate population.
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Quantifying Land Changes Over Time in Areas of Deforestation and Urbanization
Is qualitative or quantitative research more convincing when it comes to climate change? In the eighth instructional activity during this 21-part series, scholars begin by performing a quantitative analysis of deforestation and...
9th - 12th Science CCSS: Adaptable
How These Sea Shells Know the Weather in Greenland
Does a single-celled organism know more about the history of our planet than we do? A video explains how single-celled organisms manage to build a house and hold the secrets to the weather. They contain the information about the changes...
3 mins 6th - 12th Science CCSS: Adaptable
Study Jams! Changes in Ecosystems
Our scholarly friends head to the lake to go fishing and are unpleasantly surprised by the algae filling the water. They talk about primary and secondary succession as different ways that ecosystems are changed. Show the short video,...
5th - 9th Science CCSS: Adaptable
Why the Arctic Is Climate Change's Canary in the Coal Mine
What happens in the Arctic doesn't always stay in the Arctic. Follow along with this short video as it investigates how small changes in the temperature of Arctic regions can have dramatic effects on the global climate through a series...
4 mins 7th - 12th Science CCSS: Adaptable
Climate Change as a Scientific Theory
Get your class thinking about climate change as a scientific theory. Guided by a handout, emerging earth scientists read articles and take notes about glaciers and sea ice. To conclude, they write an evaluation of the evidence for...
8th - 12th Science CCSS: Designed
LS2C - Ecosystem Dynamics, Functioning and Resilience
How do ecosystems react to change over time? Show your class how natural and man-made factors affect the organisms in an area using the guidelines in a video about standard LS2C. Topics include biotic and abiotic factors, biodiversity,...
7 mins 3rd - 12th Science