Which statement best describes the structure indicated by letter x in the diagram below?
a) it is kept open by rings of cartilage.
b) it is lined with a mucous membrane that filters, moistens, and warms the air.

Acandle’s wick is the fabric string that holds the flame, and it burns down at a constant slow pace when the candle is lit. the wick is usually surrounded by wax. which is the most important property of covalent compounds that makes them useful for making candle wax? a low boiling point a low melting point a high boiling point a high melting point

Which statement are accurate about snow flakes

What must be in balance for temperatures to remain constant?