02:34Importance of water for life | Chemistry of life | AP Biology | Khan AcademyKhan Academy672views2rank
Multiple ChoiceSolid substances are normally more dense than liquid substances. However, solid ice is LESS dense than liquid water. Why is this characteristic of solid ice important for life?1747views24rank
Multiple ChoiceWhich of the following accurately relates the emergent properties of water to the effects of global warming in the Arctic? 608views
Multiple ChoiceWhich of the following occurs because molecules of water are farther apart in ice than in liquid water? 487views