Vocabulary
Earth’s outermost layer of hard, solid rock that is underneath the soil, vegetation, and water.
What is the outer layer or crust?
Earth's outer layer is divided into sections called ____________.
What are plates?
When two plates move away from each other?
What is divergent?
A new plate from underneath fills in the gap that was created by the plates moving apart.
What is "a new plate from underneath"?
The layer of soft, solid rock underneath the Earth's plates
What is the mantle?
The plates of Earth's outer layer __________________.
What is move?
When two plates move toward each other?
What is convergent?
Some continents are no longer touching because they floated away from each other across the ocean.
What is "they floated away from each other"?
An underwater mountain range formed when two plates move apart.
What is a mid-ocean ridge?
Earth's plates move on top of a soft, solid layer called the __________________.
What is the mantle?
Volcanoes and earthquakes occur at this type of boundary?
What is both convergent and divergent boundaries?
Plates were pushed far apart by earthquakes.
What is earthquakes do not cause plate motion?
Plate motion causes earthquakes.
a long, deep indentation in the ocean floor formed when two plates move together
What is a trench?
If you removed all the vegetation, soil, and water from the surface of the earth this would be left.
What is hard, solid rock?
Magma from the mantle comes up to fill the space, cools, and hardens - adding new solid rock to the edges of both plates.
What is a divergent boundary?
Continents slowly moved apart as new plates from underneath got added between them over millions of years.
What is "new plates from underneath"?
The soft, solid mantle fills the space.
The place where two plates meet.
What is a plate boundary?
Earth's plates travel at a rate _________ _________ to be experienced by humans.
What is too slow?
One plate moves underneath the other plate and disappears into the mantle.
What is a convergent boundary?
Underneath the soil, Earth’s outer layer is made of hard, solid rock. Underneath the ocean, Earth’s outer layer is made of sand.
What is under both the soil and ocean Earth's outer layer is made of hard, solid, rock?