Learners comprehend that hot water rises up through cold water but cold water does not rixe in hot water. They comprehend that water at temperatures above 4oC decreases in density with increases in temperature. Students answer lab...

Students determine some practical implications of the discovery of liquid carbon dioxide in deep-ocean ecosystems. They interpret phase diagrams and explain the meaning of "critical point" and "triple point."

Students examine pigments found in different fruits and vegetables and practice the processes for extracting the pigments. Pigments are used to create artwork and a class PowerPoint presentation is made on the different types of plant...

Students investigate the changes that occur at the molecular level when a liquid becomes a solid. They freeze water in baby jars and observe the changes that occur in the process.

Students predict which types of soils would work best for keeping contaminants contained. They comprehend that in the past, landfills have been one major source of groundwater contamination. Pupils comprehend that placing and building...

Eighth graders differentiate photosynthesis and respiration. For this biology lesson, 8th graders draw a diagram explaining these two processes. They answer a quiz after the lesson.

Lesson plan investigation into types of salts used to season foods and in recipes asks pupils to consider and whether advertisers' claims about their salt products are truthful.