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Anson 703 science
Lets study for GRADES!!!
Question | Answer |
---|---|
constant | Variable that does not change in an experiment |
scientific method | Problem solving procedures that can include identifying the problem or question, gathering information, developing a hypothesis, testing the hypothesis, analyzing the results, and drawing conclusions. |
scientific theory | Explanation that is supported by results from repeated expreimentation or testing. |
asthenosphere | |
magma | Molten rock between the crust and the mantle. |
oceanic crust | the oceanic part of the crust. |
continental drift | Wegeners theory that that all continents were once connected in a single land mass thast broke apart about 200 million years ago abd drifted slowly to their current positions. |
pangea | a large ancient landmass that was composed of all the continents we know today. |
control | standard for comparison in a experiment. |
lithosphere | rigid later of Earth sbout 100 km thick, made of the crust and a part of the upper mantle. |
longitude | distance in degrees east or west of the prime meridian. |
latitude | distance in degrees north or south of the equator. |
seafloor spreading | Hess's theory that new seafloor is formed when magma is forced upward toward the surface at a mid-ocean ridge. |
science | process of looking at and studying things in the world in order to gain knowledge. |
plate tectonics | theory that Earth's crust and upper mantle are broken into plates that float and move around on a plasticlike layer of the mantle |
prime meridian | imaginary line that represents 0 longitude and runs from the north pole through greenwich,england, to the south pole. |
plate | a large section of the Earth's oceanic or continental crust and rigid upper mantle that moves around on the astenosphere. |