If the temperature of the Earth warms up how does the carbon dioxide cycle respond?
A) it slows the formation of carbonate minerals in the oceans, thus pulling less carbon dioxide out of the atmosphere
B) it increases the rate of volcanic eruptions, thus increasing the rate of carbon dioxide production
C) it reduces the rate of volcanic eruptions, thus reducing the rate of carbon dioxide production
D) it speeds up the formation of carbonate minerals in the oceans, thus pulling more carbon dioxide out of the atmosphere
Question 2
The fastest we could accelerate a nuclear-powered rocket to is approximately
A) 50 of the speed of light
B) 0.001 of the speed of light
C) 0.1 of the speed of light
D) 10 of the speed of light