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Author Question: The troposphere acquires most of its energy content by a) latent heat transfer. b) Rayleigh ... (Read 53 times)

bcretired

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on: Jul 28, 2018
The troposphere acquires most of its energy
  content by
  a) latent heat transfer.
  b) Rayleigh scattering.
  c) absorption of terrestrial radiation.
  d) positive albedo changes.

Question 2

A 2.0-kg mass is projected from the edge of the top of a 20-m tall building with a velocity of 24 m/s at some unknown angle above the horizontal. Disregard air resistance and assume the ground is level. What is the kinetic energy of the mass just before it strikes the ground?
 a. 0.18 kJ
  b. 0.97 kJ
  c. 0.89 kJ
  d. 0.26 kJ
  e. 0.40 kJ


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Anna

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Reply #1 on: Jul 28, 2018
Answer to Question 1

c

Answer to Question 2

b


bcretired

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Reply 2 on: Jul 28, 2018
Wow, this really help

Liddy

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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