Water
Surface of water that is tight.
What is Surface tension?
The attraction of water molecules to other water molecules
What is cohesion?
Ice floating is an example of water _______________?
What is expanding during freezing
How many hydrogens atoms are in a molecule of water?
What is 2?
Tendency of water to move along the surface of a substance due to adhesion and cohesion
What is capillary action
Adding an a oil substance to water and stirring
What is a hydrophobic substance?
The formula for water is _____________
What is H2O?
Substance that do not dissolve in water.
What is hydrophobic?
How the ocean regulates Earth's temperature?
What is the ocean absorbs and store energy in the form of heat and sunlight. The ocean release heat slower than land due to high specific heat. Earth could not support life without ocean slowing temperature change
Substance that dissolve in water such as salt and sugar
What is a hydrophilic substance?
The attraction water molecules to OTHER TYPES of molecules?
What is adhesion?
Adding salt to water and stirring until dissolving.
What is an example of a hydrophilic or universal solvent?
Give three facts about water's importance.
1. What is humans can survive 3-4 days without water, 2. Organisms need water to live, and 3. Your body consists of up to 75% water
Water is able to dissolve;ve many substances like salt, oxygen and carbon dioxide
What is the universal solvent?
Some insects can walk on water
What is an example of Surface tension?