Deposits of ablation till are commonly:
a. flat
b. gently rolling
c. ridges
d. hummocky
b
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Which of the following features is associated with the global distribution of precipitation?
A. distribution of mountain ranges and high plateaus B. longitude C. albedo of the land surface D. deep water ocean circulation
A gene that normally prevents cancer by inhibiting cell division is a
A) proto-oncogene. B) oncogene. C) tumor suppressor gene. D) metastasis gene.
Which below best describes why a fluffy covering of snow is able to protect sensitive plants and
their root systems from damaging low temperatures. a. Snow is a good insulator. b. Melting snow releases latent heat. c. Snow is a good emitter of infrared energy. d. Snow is a good reflector of sunlight
Climate-feedback mechanisms ________
A) enhance climate models B) support climate models C) complicate climate models D) have nothing to do with climate models E) disagree with climate models