Thursday, December 5, 2013


We just learned about Pillow Lava underwater.

Volcanoes come in different shapes and sizes.

If a volcano is tall and shaped like a cone, it is usually made up of hardened tephra, lava and ash.

We call that type a stratovolcano.
mayon stratovolcano
(from: wikipedia - stratovolcano)

Kid Facts - Blast from the past: Speed of Sound