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    				| 1. | State two ways in which lava may come out of the earth’s crust giving an example of each type of these volcanic activities. | 
| Answer» Two main types of volcanic eruptions are : (a) Explosive and (b)Quiet or Hawaiian. 1. The Explosive eruption are the most violent and destructive Explosion of pent up gases mainly steam cause enormous quantities of magma to be thrown into the air to form great clouds. Example Krakatoa volcano in Sunda Strait in Indonesia erupt in 1883. 2. The Quiet eruption cause and other gases to escape. There is no violent explosion. Lava flows the creaters and flows down the sides of the cone. Example : Hawaiian volcanoes and Maupa Loa. | |