Magma, Lava, Viscosity, and Formations

Hot, molten or semi-molten rock that has reached the surface

• Magma

• Lava

Tags

NGSS.MS-ESS2-1

Hot, molten or semi-molten rock that is under ground

• Magma

• Lava

The landform created when magma reaches the surface through an opening in Earth's crust

• Volcanism

• Volcano

Tags

NGSS.MS-ESS2-2

The activity of magma forming and coming toward the surface

• Volcanism

• Volcano

Tags

NGSS.MS-ESS2-2

Hotspots are in the middle of a tectonic plate instead of at the boundary of the plate

• True

• False

Lava is made up of solid, liquid, and gas

• True

• False

Answer explanation

Magma has gas in it, so once it reaches the surface and becomes lava the gas is released into the air!

Tags

NGSS.MS-PS1-4

The liquid portion of magma is called...

• Melt

• Mush

• Xenoliths

The solid portion of magma that is made of minerals that crystalize directly from the melt is called...

• Melt

• Mush

• Xenoliths

Solid rocks that are picked up by magma on the way out are called...

• Melt

• Mush

• Xenoliths

Tags

NGSS.MS-ESS2-1

High silica content and lighter in color

• Felsic

• Intermediate

• Mafic