The state of the air and atmosphere at a particular time and place.
Weather
Different characteristics of weather such as temperature, precipitation, humidity, air pressure, cloud cover etc.
weather conditions
Weather that is different from regular weather. Can often be severe - ex. tornadoes, hurricanes, blizzards.
Weather Event
Predicts future weather conditions and events.
Weather Forecast
A layer of air that surrounds the earth.
atmosphere
Anything that has mass and takes up space. Scientific word for “stuff”.
Matter
Energy from heat
Thermal Energy
A measure of thermal energy; how hot or cold something is.
temperature
Transfer of heat between two objects that are touching each other.
Conduction
A body of air with the same temperature, humidity and pressure.
Air Mass
How close together or far apart molecules are. Describes the “compactness” of a substance.
Density
a cycle in which air is heated, becomes less dense, and rises. Then, it cools, becomes more dense, and sinks.
Convection
