6.5 Water & 6.6 Atmosph Review

The water molecule has electrically-charged areas causing the molecules to "stick together" is called __ molecule.

• icy
• sticky
• polar

Formula for water is __.

• h2o
• H₂O
• 2ho
• ho2

Tightness across the surface of water caused by polar water molecules pulling on each other.  (Paper clip floating on the surface of water)

• surface tension
• polar molecule
• capillary action

Water is the _______ solvent because most substances will dissolve in water.

• university
• universal
• united

Part of a solution that is in a greater amount is the __.  (Hint:  WATER)

• solute
• solution
• solvent

Part of a solution that is in a smaller amount is the __.  (Salt, sugar, flour added to water.)

• solution
• solvent
• solute

A mixture in which a substance is dissolved in another. Example is Kool Aid.

• solute
• solvent
• solution

Which of the follow temperatures shows water in the liquid phase?

• 30 degrees F
• 0 degrees C
• 39 degrees F
• -5 degrees C

Water absorbs heat in the __ and slowly releases the heat in the __.

• summer, winter
• winter, summer
• spring, fall
• fall, winter

In what layer of the atmosphere does most weather occur?

• stratosphere
• mesosphere
• troposphere
• exosphere