Layers of the Earth
Layer that is under oceans and continents
What is the crust?
Wind, water and gravity are powerful agents of this.
What is erosion?
The name of the plate where we live.
What is the North American plate?
Most eathquakes occur here.
What is a fault?
Hot melted rock that is underground is called...
What is magma?
Innermost layer that is completely solid.
What is the inner core?
The process by which eroded material drops or settles is known as ________________________.
What is deposition?
The theory that the Earth's crust is divided into plates that are always moving?
What is plate tectonics?
Scientists measure earthquake waves with a...
What is a seismograph?
This caused the Hawaiian islands to form.
What is a hotspot?
This layer of the earth is completely liquid
What is the outer core?
Sand dunes are formed due to this.
What is deposition?
This is the supercontinent that existed 220 million years ago
What is pangea
These type of waves will be detected first in an earthquake
What are p waves?
These are two places where a volcano is most likely to form.
What is a convergent and divergent boundary?
Consists of the crust and upper part of the mantle
What is the Lithospshere?
Glaciers can cause an _____________ when they retreat.
What is an uplift?
This is a deep valley in the ocean.
What is a rift?
This is the most accurate scale for measuring the amount of energy released during an earthquake.
What is moment's magnitude scale?
Mt. Fuji in Japan is an example of this kind of volcano.
What is a composite volcano?
This layer is responsible for Earth's magnetic field
What is the outer core?
This process is responsible for forming a sea cave.
What is erosion?
The process along the mid- ocean ridge that forms a new lithosphere
What is sea floor spreading?
The point of Earth's surface that is directly above an earthquake's focus is the...
What is the epicenter?
This is a dome shaped volcano.
What is a shield volcano?