Which rare-earth metal is used to make nickel-metal-hydride batteries?
A. lanthanum
B. ytterbium
C. europium
D. terbium
Answer: A
Environmental & Atmospheric Sciences
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The link between plate tectonics and formation of mineral deposits has made the search for new ores more efficient.
Answer the following statement true (T) or false (F)
Environmental & Atmospheric Sciences
Surface air is warmer and drier as a result of compressional heating in a downslope wind
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
Why is a continuous source of energy from the sun needed for Earth's biosphere?
What will be an ideal response?
Environmental & Atmospheric Sciences
Broad symmetrical ridges that cross ocean basins are called
A. seamounts. B. abyssal plains. C. mid-ocean ridges. D. island chains.
Environmental & Atmospheric Sciences