Curated OER
Indicator Sponge A Discrepant Event Demonstration
Students explore the use of acid and base pH indicators. The teacher saturates an indicator sponge with congo red solution. Afterwards, the sponge is placed in a blue base solution. Students observe that the blue sponge actually turns...
Curated OER
Pollution Solution
Students, after discussing oil pollution, generate solutions to an oil spill.
Curated OER
Earth System Science
Students explore the Earth and its ability to support life. They discuss the geosphere and the water cycle and complete the Water Wonders activity. After completing the activity, they respond in their journals and reflect upon the...
Curated OER
Ocean Planet: Pollution Solution
Students explore the concept of environmental stewardship. In this science lesson, students investigate the impact of oil spills as they discuss historical spills. Students use problem solving skills to brainstorm clean-up methods.
Curated OER
Graphical Determination of Density
Students determine the density of metal shot by a graphical method using significant digits in making measurements and calculations. Students graph a seris of laboratory measurements and determine density from a mass verses volume graph.