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Curated OER
Fish In a Bottle
Learners work together to build their own fish ecosystems. As a class, they share their prior knowledge about catfish and use a diagram to label its body parts. They record their observations of the ecosystem and determine what they...
Curated OER
WATER QUALITY FOR FRESHWATER ORGANISMS
Students use determination of dissolved oxygen and water temperature changes to determine the environmental impact from thermal pollution.
Curated OER
The Effects of Temperature Variations on the Heartbeat Rate of Daphnia
Students use DigiScope technology to investigate Daphinia, popularly known as water fleas. They design, conduct, and report on an experiment to determine the effects of varying water temperatures on the heartbeat rate of Daphnia.