Which of the following factors is responsible for keeping a planet's atmosphere close to its surface?

A. pressure
B. cloud cover
C. gravity
D. moisture


Answer: C

Environmental & Atmospheric Sciences

You might also like to view...

Which datum are GPS readings based on?

A. NAD83 B. WGS84 C. CORS96 D. NAD27

Environmental & Atmospheric Sciences

The year 2008 revealed one of the economic risks of continued reliance on oil, when

A) 52% of the oil refineries in the United States had to shut down. B) the Alaskan pipeline ruptured, reducing oil supplies in the United States by 37%. C) gasoline prices reached new highs. D) shipments of oil from overseas were reduced by 46%.

Environmental & Atmospheric Sciences

Seawater that exceeds the 35‰ average is termed

A) brackish. B) brine. C) mesohaline. D) freshwater.

Environmental & Atmospheric Sciences

The R/V Spartina is cruising off the Georgia coast taking water and sediment samples when she encounters a storm. The ship's captain asks you to assist him by calculating the frequency of the waves and the wavelength

The wave speed is measured at 4 meters per minute. The wave period is determined to be 12 seconds. What is the wavelength and frequency of the storm swells encountered by the R/V Spartina?

Environmental & Atmospheric Sciences