Intro To Earth Science
Which of the Earth systems include the water cycle?
Hydrosphere
A map is an example of a _____ used by geologists.
model
Ingenious rock that formed from lava that erupted onto Earth's surface is called _________ rock.
Extrusive
In seafloor spreading, molten material rises from mantle and erupts along ______.
mid-ocean ridges
What does a seismograph record?
The ground movements caused by seismic waves
A _______ force slowly wears away mountains and other features on the surface of the Earth.
destructive
The __________________ of the North Pole is 90 degrees north.
latitude
To describe a rock's texture, geologists determine what?
The size, shape and pattern of the rocks grains.
The process of _________ continually adds new crust to the ocean floor along both sides of the mid-ocean ridge.
sea-floor spreading
The volcanos along converging oceanic plate boundaries may form _________.
an island arc.
The part of the Earth system that includes Earth's solid, rocky, outer layer is the _________.
lithosphere
In a __________________ map projection, all lines of latitude and longitude appear straight, parallel lines that form a rectangle.
mercator
What type of rock has its grained arranged in parallel layers or bands?
Foilated
The lithosphere is broken into sections called the _______ which float on top of the asthenosphere.
plates
What the triggers the small earthquakes that occur around a volcano before an eruption?
upward movements of magma.
Meteorology
What has high elevation, high relief and is a natural landform?
Mountian
Erosion is the process of what?
The process in which running water, wind or ice loosen and carry away rock fragments.
What is the correct order (starting from Earth's surface)?
crust, mantle, outer core, inner core
When ash, cinders, and bombs build up in a steep pile around a volcanos vent, the result is what?
Cinder cone volcano
The ability to do work or cause change is _______.
energy
If one centimeter on a map represents 25,000 centimeters on the ground, the scale of the map _______.
25,000
What is a rounded, hollow rock that is often lined with mineral crystals?
Geode
A rift valley forms at what?
Divergent plate boundary
the block of rock that lies above a fault is called the _______________.
hanging wall.