AP Bio Writing quiz #1

Heat Evaporation

the quantity of heat a liquid must have to convert from a liquid to a gas. It is caused by hydrogen bonds. (Example; sweating)

Spring Turnover

the seasonal mix of fresh or pond water driven by temp an density changes as ice melts and surface water temp rises

Cohesion

the hydrogen bonding between like molecules ( water droplets on a penny)

Adhesion

the hydrogen bonding between unalike molecules ( paint drying on a wall)

Electronegativity

The attractvness of an element ( Ex; H20)

Polar

an electron that has a partial positive and negative charge ( Ex; H20)

Nonpolar

an electron that has equal sharing of electrons ( Ex; 02, Co2)

Surface Tension

a measure of how difficult it is to stretch or break the surface of a liquid ( Ex;water has a greater surface Tension than most liquids)

Specific heat capacity

the amount of heat that must be absorbed or lost for a temp to change (Ex; the ocean)

Ice Density

the

Universal Solvent