Given the calculation: (7.22 x 10^-3 ) x (6.4 x 10^7 ) = ? What is the answer reported to the correct number of significant figures?
A) 4.6 x 10^5
B) 4.62 x 10^5
C) 4.620 x 10^5
D) 4.6208 x 10^5
A
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Why are humans and other living things not crushed by the pressure of the atmosphere?
A) Atmospheric pressure increases with altitude and is, therefore, lowest near the Earth's surface. B) While the atmosphere exerts pressure, it is a negligible amount. C) Humans and other living things exert pressure outward, counterbalancing atmospheric pressure. D) The tropopause serves as a buffer against the pressure exerted by the atmosphere.
The specific humidity and mixing ratio of an air parcel remain constant as long as water vapor is not added to or removed from the parcel
a. True b. False
A soil rich in organic material will be ____
a. black or dark brown b. gray c. red d. yellow e. light brown
________ is the shift to a tighter packing of sediment grains due to the weight of overburden.
A. Deposition B. Preservation C. Cementation D. Recrystallization E. Compaction