Assignments/Activities infer why earth is called the water planet, groups of four students observe that liquid water changes to water vapor when warmed, then changes back to a liquid when cooled, plant experiment with salt water and fresh 
(earth; is called; the water planet) (groups of four students; observe; that liquid water changes to water vapor when warmed, then changes back to a liquid when cooled, plant experiment with salt water and fresh) Context(groups of four students observe,List([67, 98))):(Assignments/Activities; infer; why earth is called the water planet, groups of four students observe that liquid water changes to water vapor when warmed, then changes back to a liquid when cooled,) Context(groups of four students observe,List([67, 98))):(liquid water changes to water vapor when warmed; changes back; plant experiment with salt water and fresh; T:then) (liquid water changes to water vapor; warmed; )
groups of four students observe,List([67, 98)) groups of four students observe,List([67, 98))
earth groups of four students Assignments/Activities liquid water changes to water vapor when warmed liquid water changes to water vapor
is called observe infer changes back warmed
the water planet
that liquid water changes to water vapor when warmed, then changes back to a liquid when cooled, plant experiment with salt water and fresh
why earth is called the water planet, groups of four students observe that liquid water changes to water vapor when warmed, then changes back to a liquid when cooled,
plant experiment with salt water and fresh T:then