Particles of iron-bearing magnetite occur naturally in basaltic magma. As this magma forms new seabed, the magnetic particles cool, "locking" their magnetic orientation to that of Earth's prevailing magnetic field.?
Indicate whether the statement is true or false
True
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Evaluate the economic challenges of Western Australia's mineral extraction industries
What will be an ideal response?
Why were the prairies and high plains west of the Mississippi River known as the "Great American Desert" by early Europeans immigrants to the U.S.?
A) because decades of drought during that era turned the land into a desert. B) because of the sandy soil found there. C) because their soil and climate maps were incorrect. D) because they equated a tree-covered landscape, not grasslands, with fertile soils. E) all of the above
The three components of the fire triangle are fuel, heat, and _______________
Fill in the blank with correct word.
E-wastes are a source of ________
A) acid corrosives B) compostable organic compounds C) heavy metals D) ignitables E) radioactive materials