Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
5 Cards in this Set
- Front
- Back
|
Three types of volcanoes are
|
Cinder cone- They are the small volcanoes with steep sides
shield volcanoes- are low and broad with wide craters. Composite volcanoes- from when gentle eruptions of lava alternate with explosive eruptions of ash and rock. |
|
|
The earth's layers are?
|
crust,mantle and the core.
|
|
|
what is the continental drift?
|
the earth continents used to be joined as a single large land mass called pangaea. pangaea started to brake up and they are now in there present positions
|
|
|
what are the ideas of the plate tectonics?
|
the idea is that the earth crust is made up of large sections of plates.
|
|
|
how do volcanoes form?
|
A volcanoes is a mountain that builds around a vent, or opening where magma pushes up through the surface of the earth.
|
