Volcanoes Chapter 9 - 1 Which of the following objects has a size similar to that of lapilli Mechanical pencil lead(0.5 mm A soccer ball(220 mm A

Volcanoes Chapter 9 - 1 Which of the following objects...

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1.Which of the following objects has a size similar to that of lapilli?Mechanical pencil lead (0.5 mm)A soccer ball (220 mm)A grain of salt (1 mm)A marble (15 mm)A softball (96 mm)2.Volcanic ash is best described as which of the following?3.Which of the following volcanic materials flowsout of a volcanic vent?
4.Which of the following is the volcanic feature in which magma rises through beforeit is released at the surface?5.Which of the following scenarios best describes how the Hawaiian Islands formed in the Pacific Ocean?Old crustal material is consumed at a convergent plate boundary, creating stratovolcanoes.Tectonic plates are sliding past each other, generating the friction necessary to melt rock to create Magma generated from a hot spot burned through the overlying plate to create volcanoes.New crustal material is being created as two plates comprising the seafloor separate, allowing magma.magma to rise to the surface.
Crustal material is colliding and being thrust upward from the seafloor, creating mountains.6.Which materials in Hawaii’s lava help to keep it fluid for longer at the surface (as opposed to cooling and solidifying quickly), thus allowing extensive lava flows to develop? 7.Which of Hawaii’s five volcanoes are still considered to be active? Select the two that apply.

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