weather+fronts+ics19gratjo

1.What happens when different types of air masses collide? It could cause tornado. 2.What are the boundaries of air mass called? They are called Fronts. 3.Define an air mass? A body of air horizontally uniform temperature, humidity, and pressure. 4.How large may air mass be? Thousands of kilometers around Earths surface. 5.what does the term moist mean? Its a little wet or damp 6.If an air mass is humid what does that mean?Cold and warm after raining. 7.Describe an air mass which forms over Canada in terms of Temperature and moister?Maritime tropical air mass. 8.Describe an air mass that forms over a desert in terms of temperature an moister?extremely hot and humid plus and little water. 9.Describe an air mass that forms over the Gulf of Mexico in terms of temperature and moister?Masses of air that travel south from the wide expanses of land in Canada,and north from the warm waters of the Gulf of mexico. 10.In the area of the Unites States,which way do cold air masses move? North and south.