Chapter 5 - Volcanoes (6th Grade Science)

A mountain that forms in Earth’s crust when molten material, or magma, reaches the surface.

• Sea Floor Spreading

• Mountain

• Plate Tectonics

• Volcano

Tags

NGSS.MS-ESS2-2

Molten mixture of rock-forming substances, gases, and water from the mantle. This is inside the Earth.

• Lava

• Magma

• Crater

• Side Vent

Magma that has reached the surface of the Earth. This is OUTSIDE the Earth.

• Lava

• Magma

• Crater

• Side Vent

Fill in the blank: After magma and lava cool, they form solid rock. What’s the name of these rocks?

• Metamorphic

• Sedimentary

• Igneous

• None of the above

True or False: Volcanoes form a regular pattern along the boundaries of Earth’s plates.

• True

• False

Tags

NGSS.MS-ESS2-3

Fill in the blank: A major belt of volcanoes along the coasts of North and South America, Japan, and the Philippines.

• The Ring of Mountains

• The Ring of Fire

• The Ring of Magma

• The Ring of Lava

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS3-2

An area where material from deep within Earth’s mantle rises through the crust and melts.

• Crater

• Hot Spot

• Eruption

• Central Vent

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

The pocket beneath a volcano where magma collects.

• Central Vent

• Side Vent

• Magma Chamber

• Crater

Bowl-shaped area that may form at the top of a volcano around the central vent.

• Crater

• Magma Chamber

• Vent

• Pipe

The spread of lava as it pours out of a vent.

• Pipe

• Lava Flow

• Magma Flow

• Viscosity

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2