There are approximately 600 active volcanoes on land. Analyze this sentence: approximately active...

9
There are approximately 600 active volcanoes on land. Analyze this sentence: approxima tely acti ve land

description

MAGMA Beneath ground LAVA Above ground

Transcript of There are approximately 600 active volcanoes on land. Analyze this sentence: approximately active...

Page 1: There are approximately 600 active volcanoes on land. Analyze this sentence: approximately active land.

There are approximately 600 active volcanoes on land.

Analyze this sentence:

approximatelyactive land

Page 2: There are approximately 600 active volcanoes on land. Analyze this sentence: approximately active land.

What is a volcano??

A weak spot in the crust where molten material- magma- comes to the surface.

Page 3: There are approximately 600 active volcanoes on land. Analyze this sentence: approximately active land.

MAGMA• Beneath ground

LAVA• Above ground

Page 4: There are approximately 600 active volcanoes on land. Analyze this sentence: approximately active land.

Ring of Firehttps://www.youtube.com/watch?v=uZp1dNybgfc

Soo.. Where do volcanoes form?

Page 5: There are approximately 600 active volcanoes on land. Analyze this sentence: approximately active land.

Volcanoes form along the boundaries of Earth’s plates.

• Diverge or Converge– Causes fractures in the crust– Magma rises

Page 6: There are approximately 600 active volcanoes on land. Analyze this sentence: approximately active land.

Hot Spot Volcanoes

A volcano forms above a hotspot when magma erupts through the crust and reaches the surface.

Page 7: There are approximately 600 active volcanoes on land. Analyze this sentence: approximately active land.

Diverging Boundaries

Magma released from the rift valley or center of the mid ocean ridge.

Page 8: There are approximately 600 active volcanoes on land. Analyze this sentence: approximately active land.

Converging Boundaries

Magma is released from the tops of mountains (land) and mid ocean trenches (subduction)

Page 9: There are approximately 600 active volcanoes on land. Analyze this sentence: approximately active land.