Quiz 13 Study Guide Flashcards
a scientist who studies the earth
geologist
a natural formation of rock or soil on the earth’s surface
landform
one of the seven largest land masses which rises out of the ocean
continent
an imaginary line around the earth equally distant from the poles
equator
this is found below the earth’s surface and supplies wells and springs with water
groundwater
hot liquid rock below the earth’s crust
magma
a break between two moving crustal plates
fault
each half of the earth’s sphere is called a ___________________
hemisphere
_____________ scientists use current observations to help them understand and confirm what has happened in the past.
Creation
Earthquakes and volcanic eruptions are believed to be caused by ______________ activity.
plate
Water covers more than ____ percent of the Earth
70
______________ _____________ are large areas of the earth’s crust which float on molten rock.
Crustal plates
The hottest place in or on planet Earth is its ___________.
core
There are ______ oceans on the earth.
5
Name the two kinds of crust
1) continental
2) oceanic