Name the world's largest language family (used by nearly half of the world's population)

What will be an ideal response?


Answer: Indo-European

Environmental & Atmospheric Sciences

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Energy can be formally defined as

A. the random motion of molecules.. B. the capacity to do work or to transfer heat. C. a force that is exerted over some distance. D. the movement of molecules. E. the loss of matter.

Environmental & Atmospheric Sciences

What are the major demographic trends for this region, and what factors explain these patterns?

What will be an ideal response?

Environmental & Atmospheric Sciences

Which of the following functions are performed by secondary messengers?

A) amplification of a message B) transmission of a message one cell to another C) both a and b D) neither a nor b

Environmental & Atmospheric Sciences

Water vapor is often the most abundant dissolved gas within magma.  What best describes the source of water in gas-rich magmas?

A. heavy rainfall in tropical areas B. shallow groundwater circulating through continental crustal rocks C. water-rich sediment in subduction zones D. seepage of seawater into oceanic crustal rocks E. all of the answers listed here

Environmental & Atmospheric Sciences