Geologist who became a navy sub commander in WW2. While commander he discovered mid-ocean ridges on the ocean floor. Later, took core samples of mid ocean ridges and discovered seafloor spreading
Who is Harry Hess
100
this is a metal sphere which is lowered on cables to the deep ocean floor
What is the bathysphere
100
This is the gas that is 78% of our atmosphere
What is nitrogen
100
this is the law that the universe is expanding
What is Hubble law
200
these are the layers of the Earth (list in order from outermost to innermost)
What is crust, mantle, outer core, inner core
200
These are the magnetic polarities (Normal and Reverse) match on both sides of the mid-ocean ridge
What are Magnetic Polarities
200
amount of salt in dissolved water, listed in ppt (parts per thousand) Average in 35 ppt
What is salinity
200
this is the gas that is 21 percent of our atmosphere
What is oxygen
200
this is the order of the planets in our solar system
What is Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
300
this runs vertically and is Measured east to west
What is Longitude
300
this is the rigid crust and upper mantle that sits on top of the asthenosphere
What is the lithosphere
300
this is a mini-submarine which sinks to the ocean floor and has mobility
What is the bathyscaphe
300
this is the type of storm that forms when hot, humid air rising rapidly and strong horizontal rotating winds.
What is a tornado
300
this is another term for the inner planets
What are the terrestrial planets
400
this runs horizontally Measured north and south
What is Latitude
400
this is the molten material below the lithosphere which causes plates to move
What is the asthenosphere
400
these are the four parts of he waves
What are the crest, trough, wavelength, wave Height
400
this is a storm that forms when hot, moist air over tropical oceans mixes with colder air and begins to rotate
What is a hurricane
400
what is another term for the outer planets
What are the gas giants
500
this is used to locate any position on Earth using satellites and triangulation
What is Global Positioning System (GPS)
500
this is a device used to record and measure seismic waves
What is a seismograph
500
this is the percentage of the Earth that is covered by water
What is 72%
500
this is a storm that forms when hot, humid air rises rapidly forming cumulonimbus clouds
What is a thunderstorm
500
these are the two gases that make up the sun mostly