Which of the following terms refers to the amount of force exerted over an area of surface?

A. pressure
B. density
C. temperature
D. weight


Answer: A

Environmental & Atmospheric Sciences

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The efficiency of irrigation water use is ________ in most countries. One of the reasons for this is ________. 

A. High; the technology to distribute the water where it is needed B. High; the abundance of water C. Low; evaporative losses from unprotected water channeling D. High; the careful use of water because it is so expensive E. Low; the lack of availability of technology to distribute the water where it is needed

Environmental & Atmospheric Sciences

In post World War II times, the United States, Britain, Australia, and New Zealand have abandoned their colonies in the Pacific region

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

What is a positively charged particle that resides in the nucleus core of an atom?

A. Electron B. Isotope C. Neutron D. Proton

Environmental & Atmospheric Sciences

A(n) ____________ is a substance composed of identical particles called ______________ that cannot be broken into

simpler substances by chemical means. Fill in the blank(s) with the appropriate word(s).

Environmental & Atmospheric Sciences