Despite its high temperatures, why would the thermosphere feel cold to humans?
A) The number of molecules is not high enough to transfer heat to human's skin.
B) Humans would die due to pressure changes before they could experience the intense heat.
C) The atmosphere is denser in the thermosphere and this pressure reduces heat transfer.
D) The average kinetic energy is actually less in the thermosphere than the troposphere.
A
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Gravitational attraction between two bodies
A. gets weaker with increasing distance between them. B. is described by Newton's equation for gravity. C. extends to the far reaches of the universe. D. all the above
Sawah and Paddy are terms most closely associated with
A) crop rotation. B) wet rice. C) wheat winnowing. D) cattle grazing. E) rice planters.
Populations of individuals that are poorly adapted to their environment are likely to go extinct.
Answer the following statement true (T) or false (F)
Which of the following is both a negative and positive climate change feedback mechanism caused by higher temperatures?
A. addition of water vapor to the atmosphere B. increased cloud formation C. melting of ice sheets D. replacement of tundra with forest