Definitions
A water molecule has a positive "end" and a negative "end" - what is the TERM for this?
POLARITY
Ice floats in liquid water because it is MORE or LESS dense than water? (choose one)
LESS
Water comes out of the faucet in what phase of matter?
LIQUID
What is the MOLECULAR FORMULA for water?
H2O
Water molecules clinging to each other is known by what term?
COHESION
Because many things can dissolve in water, it is a good ____________
SOLVENT
Water in the form of ice is what phase of matter?
SOLID
Draw the STRUCTURAL FORMULA for water.
H--O--H
Water molecules clinging to other substances, such as glass, is known by what term?
ADHESION
Paper clips can float on water due to ___________ ___________
SURFACE TENSION
Water in the form of clouds or water vapor represents what phase of matter?
GAS
What type of bond is responsible for water molecules clinging together?
HYDROGEN BONDS
The dip of a water level within a graduated cylinder is called the ____________
MENISCUS
Once water cools below 4 degrees Celsius, hydrogen bonds ____________ _____________.
SPREAD OUT
Atoms are made up of CHARGED particles called _____________ and _____________
PROTONS and ELECTRONS
The term for the shape of a water molecule is __________
BENT