<span>St. Lawrence River, the Great Plains, and the Rocky Mountains are major land forms that both Canada and the United States of America share. You could also say the great lakes. Hope I helped. </span>
The clouds and dew forms visible forms of liquid droplets and refrozen in the form of crystals. On earth, clouds form due to the saturation of the air when it's cooled to the dew point. They develop as it again insufficient moisture usually in vapor form.