unit 1 terms

water

water

• maintain homeostasis

• part of many chemical reactions

• polar

• have partial charges = attract opposite charges

cohesion

• attracted to and can hydrogen bond w/ other h2o molecules

adhesion

• attracted to and can hydrogen bond w/ other polar or charged molecules

• why water can adhere to other molecules and structures

surface tension

• caused by water’s ability of cohesion and adhesion

• resistance in breaking the bonds between the surface level h2o molecules

capillary action

• the ability of water “crawling” up the tubes

  • how plants can pull water from the roots