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There are three states of matter: gas, liquid, and solid. Water in our atmosphere exists in these three states constantly. As the temperature of water vapor (a gas) decreases, it will reach the point at which it turns into a liquid (called the dew point or the point at which dew forms). This change...
Grade Level   3 4 5 6 7 8 9 10 11 12
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2
Published in 2016
These Kindergarten-Graduate level earth science resources talk about: atmosphere and weather, land and geology, oceans and dynamics, water and its effects, resources (energy, minerals, etc).
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
Classroom Activities Curricula and Instruction
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