General Science & Ability

The removal of dissolved salts from saline water to produce fresh water

Dissolved calcium and magnesium ions

Soap molecules interact with both water and grease, allowing oily material to be dispersed and washed away

A large molecule made of many repeating molecular units called monomers

A metallic substance composed of two or more elements, at least one of which is a metal

The joining of light atomic nuclei to form a heavier nucleus, releasing energy

The splitting of a heavy atomic nucleus into smaller nuclei, releasing energy

The time required for half of the radioactive nuclei in a sample to decay

The spontaneous emission of particles or electromagnetic radiation from unstable atomic nuclei

Gamma rays

Microwaves

Radio waves