Show:
Plate Tectonics
Earthquakes, volcanoes, Rocks & Minerals
Oceanograpy
Meteorology
Astronomy
100
Who came up with the theroy of sea floor spreading?
Who is Harry hess?
100
How are Earthquakes measured?
What is Seismograph!
100
What percentage of the earths surface is covered by ocean?
72%
100
What's the symbol for a cold front?
Blue triangles.
100
What are the Inner Planets?
Mecury, Venus, Earth, Mars.
200
Who came up with the theory of Continintal Drift?
Who is Alferd Wegner?
200
What are the three types of Volcanoes?
Shield, Cindercone, Composite
200
What are the three major oceans? b
Pacific, Atlantic, Indian
200
What unit do you use to measure wind speeds.
Knots.
200
What is a star?
A massive body of gassses that give off tremendous amounts of energy in the form of light & heat.
300
What is continental drft?
Theory that all the continets used to form one super continet called Pangea.
300
How many people were killed in the Mount st. Helens explotion?
57 people.
300
What percentage of water on earth is found in oceans?
97%
300
what is Global Warming?
the idea that an increase in the manmade Co2 is casuing a rapid increasing in the Global Temperature.
300
What's the Giant Impact?
Moon formed when a mars sized body struck the earths surface early in the history of the Universe.
400
How can you tell that all the continets used to be together?
Minerals, rocks, animals, & landscapes.
400
What's a Mineral?
A sold Inorganic, Naturally occuing, has fixed chemical compound, has an orderly crystal like structure.
400
what is the Coriolis Effect?
Deflection of the earths winds & currents due to earths rotations.
400
What's the symbol for High pressure?
Big old H.
400
What's the ''Big bang theroy''
Around 14 billion years ago all matter & energy was concentrated in one small volume.
500
What is one of the dangerous effects earthquakes can have on the earth?
Volcanic eruptions
500
How do volcanoes form?
plate boundires, subduction, & seafloor spreading.
500
What are Guyots?
Flat topped seamounts whitch have been eroded by waves.
500
What's the symbol for low pressure?
Big old L.
500
What's a planet?
A large body that orbits a star.