What are the three types of plate tectonic boundaries?
Convergent, Divergent and Transform Boundaries
100
What are the two types of seimic waves created during an earthquake?
P-waves and S-waves
100
What is the hardest known mineral?
Diamond
100
What are the two types of weathering?
Mechanical and Chemical weathering
100
What are the names of the five major oceans?
Arctic, Southern, Pacific, Atlantic and Indian Oceans
200
What are the four main layers of the Earth?
Crust, Mantle, Outer Core and Inner Core
200
What are the four types of volcanoes?
Cinder cones, shield volcanoes, composite volcanoes and Fissure volcanoes
200
What is the softest mineral on the Moh's Hardness Scale?
Talc
200
Ice wedging causes mechanical weathering of rock by means of ______________________________.
The freezing and thawing of water.
200
The measure of the amount of dissolved salts in a given amount of liquid is called ____________________.
salinity
300
What is the name of the scientist that developed the Theory of Continental Drift?
Alfred Wegener
300
The type of seismic waves that arrive at the surface first and move by compressing and expanding the ground like an accordion are called ______________________?
P-waves
300
What are the three types of rocks?
Igneous, Sedimentary and Metamorphic
300
The most important factors in determining the rate of weathering are
Rock type and climate
300
What is the average salinity of the ocean?
335 parts per thousand
400
Most geologists think that the movement of Earth’s plates is caused by _______________________.
Convection currents in the mantle.
400
Tall, cone-shaped mountains in which layers of lava alternate with layers of ash are called _______________?
Composite volcano or Stratovolcano
400
What two factors change rocks into metamorphic rocks?
Heat and Pressure
400
The process by which natural forces move weathered rock and soil from one place to another is called __________.
Erosion
400
What are the three ways the ocean moves water around the Earth?
Waves, tides and currents
500
A collision between two pieces of continental lithosphere at a converging boundary produces a
Reverse fault
500
What provides the force that causes magma to erupt to the surface?
Dissolved gases in the magma.
500
What property does a geologist used to determine the type of rock?
Texture
500
The mixture of rock particles, minerals, decayed organic material, air, and water is called _________________.
Soil
500
The California Current affects North America’s climate. What type of current is it?