Changes in weather are the result of air masses of different temperatures and pressures reacting, influenced by the terrain. Two main types of weather systems exist: high pressure and low pressure. High-pressure systems ... More »

www.reference.com Science Weather & Tides

Weather differs every day due to changes in heat, wind and moisture. The revolution of Earth around the sun is the primary reason for seasonal changes. More »

The weather changes due to factors like gravity, sunlight, topography, oceans and the movement of air affecting the atmosphere. The atmosphere can be changed through several forces that are both terrestrial and extraterr... More »

The weather changes due to factors like gravity, sunlight, topography, oceans and the movement of air affecting the atmosphere. The atmosphere can be changed through several forces that are both terrestrial and extraterr... More »

Some ways that animals adapt for the seasons include migration, hibernation and physical changes that help them survive the differences in the weather. The changes vary by species and environment. More »

A weather thermometer measure the surrounding outside or inside air temperature. The thermometer, which is a device composed of a long tube with a fluid in it, is enclosed in a glass rod. The fluid inside the tube can be... More »

www.reference.com Science Weather & Tides

A Chinook wind is a weather phenomenon that creates warm, dry air that blows down the eastern slopes of the Canadian Rockies. The name Chinook means "snow eater," as the wind occurs most frequently in winter and can disr... More »