Show:
Plate Tectonics
Earthquakes, Volcanoes, Rocks and Minerals
Oceanography
Meteorology
Astronomy
100
Who discovered the Continental Drift Theory?
Alfred Wegener
100
What is an earthquake?
Shaking or trembling caused by sudden release of energy.
100
What are the three major and two minor oceans?
Main Oceans: Pacific, Atlantic and Indian Minor Oceans: Arctic and Southern
100
What does are the two main gasses in the Atmosphere?
78% Nitrogen and 21% Oxygen.
100
"Earth-centered" Model proposed by Aristotle.
What is Geocentric?
200
What is Pangaea?
All the continents were one big landmass.
200
What are the five charatoristics of Minerals?
Solid figure, inorganic, naturally occuring, has a fixed chemical compostition and has an orderly crystalized structure.
200
What are five features of the ocean floor?
Abyssal Plain, Continental Shelf, Mid-Ocean Ridge, Seamount, Trench and Volcanic Island.
200
What are the four layers of the Atmosphere?
Thermosphere, Mesosphere, Stratosphere and Troposphere.
200
What is the Nebula Theory?
All matter in the solar system began as a cloud of dust and gas called a Nebula.
300
What were two pieces of evidence that could prove the Continental Drift Theory?
Shape of Coastlines (fit together like a puzzle), Fossils of the same animal was found on different continents.
300
What are the five properties of minerals?
Color, streak, luster, hardness and cleavage.
300
What is salinity?
The amount of dissolved solids in ocean water.
300
What is Albedo?
Fraction of solar radiation reflected by a particular surface.
300
What are the inner (terrestrial) Planets?
Mercury, Venus, Earth and Mars.
400
What are Plate Tectonics?
A theory describing how and why continents move across the Earth's crust.
400
What is a volcano?
A structure which moves magma onto the surface of the Earth.
400
What are waves?
Up and down circlular movement of energy in water.
400
What is the Green house Effect?
The process by which the atmosphere traps infrared rays over the earth's surface.
400
What are the four outer (Jovian) Planets?
Jupiter, Saturn, Uranus and Neptune.
500
What were the three types of boundaries?
Diverge, Convergent and Transform.
500
How do volcanoes form?
Plate boundaries (Subduction and seafloor spreading) and hot spots (extremely hot interplate regions where mantle rises.
500
What are the four types of tides?
High, Low, Spring and Neap.
500
What are the four main types of Air Masses?
Maritime Polar, Maritime Tropical, Continental Polar nad Continetal Tropical.
500
What are the threesteps to the moon formation?
1. Fragments fromthe impact joined to form the moon 2. Denset materials in the moon moved to the center and formeda core 3. Outer surface cools frominga thick, solid crust over molten rock