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Read Grade-Level Informational Texts Practice Test
•5 QuestionsQuestion
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Q1
Read the passage.
Volcanoes form when molten rock, called magma, rises from deep inside Earth and erupts at the surface. Beneath the ground, intense heat and pressure melt rock into magma. When pressure builds up, magma forces its way through cracks in Earth's crust. Once magma reaches the surface, it's called lava. Lava flows down the volcano's sides, destroying everything in its path. As lava cools and hardens, it forms new rock, gradually building up the volcano's cone shape.
According to the text, what is magma called after it reaches the surface?
Read the passage.
Volcanoes form when molten rock, called magma, rises from deep inside Earth and erupts at the surface. Beneath the ground, intense heat and pressure melt rock into magma. When pressure builds up, magma forces its way through cracks in Earth's crust. Once magma reaches the surface, it's called lava. Lava flows down the volcano's sides, destroying everything in its path. As lava cools and hardens, it forms new rock, gradually building up the volcano's cone shape.
According to the text, what is magma called after it reaches the surface?