How Golda Meir, Indira Gandhi, and Margaret Thatcher Wrought a New Standard of Leadership. It is surely time to recognize what an immense improvement has been wrought in world standards of governance by the rise of female national leaders.
Shield volcanoes, the third type of volcano, are built almost entirely of fluid lava flows. Flow after flow pours out in all directions from a central summit vent, or group of vents, building a broad, gently sloping cone of flat, domical shape, with a profile much like that of a warrior's shield.
Basalt, cider, Obsidian, foamed obsidian & others are types of ingeous rock, Volcanic Rock. Liquid rock is not always called lava. When the liquid rock is still underground it is called magma. The differences between magma and lava is basically made to make geological occurrences easier to understand and explain.A volcano erupts when there is sufficient pressure underground from magma that contains gas bubbles.iquid rock is not always called lava. When the liquid rock is still underground it is called magma. The differences between magma and lava is basically made to make geological occurrences easier to understand and explain.