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Author Question: Increases in the temperature of the earth due to the greenhouse effect over the last 50 years is ... (Read 32 times)

fox

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on: Jul 28, 2018
Increases in the temperature of the earth due to the greenhouse effect over the last 50 years is least due to ________.
 a. burning of oil by industry and utilities
  b. flatulence by cows
  c. addition of hot water to lakes by utilities
  d. clearing land for farming
  e. use of freons

Question 2

A person weighing 0.70 kN rides in an elevator that has an upward acceleration of 1.5 m/s2 . What is the magnitude of the force of the elevator floor on the person?
 a. 0.11 kN
  b. 0.81 kN
  c. 0.70 kN
  d. 0.59 kN
  e. 0.64 kN


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katara

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

c

Answer to Question 2

B


fox

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Reply 2 on: Jul 28, 2018
Gracias!

peter

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

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