Properties of Water

Front

Why is water "sticky"?

Back

of the attraction between the positively charged hydrogen atoms and the negatively charged oxygen atom.

Front

Why is water called the universal solvent?

Back

It dissolves many materials.

Front

What is the only natural substance on Earth found in the liquid, solid, and gas states? Options: water, oxygen, hydrogen, metal

Back

water

Front

Which two of the same atoms make-up a molecule of water? Options: 2 hydrogen, 2 oxygen, 2 carbons, 2 nitrogen

Back

2 hydrogen

Front

The hydrogen atoms in a water molecule are ________________ charged.

Back

positively

Front

Why does ice float on liquid water?

Back

It floats because it has lower density than liquid water.

Front

Why does water have a high specific heat index?

Back

It requires a great amount of energy for water to become hot.

Front

When water molecules stick to each other because of the polar attraction between hydrogen and oxygen atoms, it is called ______________.

Back

cohesion

Front

When water molecules stick to other materials it is called _____________.

Back

adhesion

Front

When water molecules stick together and create a trampoline like surface, it is called ___________________. Options: surface tension, capillary action, adhesion, cohesion

Back

surface tension