Homework Clinic
Science Clinic => Physics => Topic started by: Capo on Jul 29, 2018
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One possible feedback effect of global warming that could run away unpredictably is
A) warming of the Pacific ocean stops the El Nio phenomenon which leads to further warming of the Pacific.
B) warming leading to decreased cloud cover leading to further warming.
C) ozone depletion that allows more ultraviolet to strike Earth, leading to further ozone depletion.
D) melting Arctic ice leading to increased absorption of radiation leading to further warming.
Question 2
How large a net force is required to accelerate a 1600-kg SUV from rest to a speed of 25 m/s in a distance of 200 m?
A) 1600 N
B) 0 N
C) 200 N
D) 400 N
E) 2500 N
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Answer to Question 1
D
Answer to Question 2
E
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thanks