Which of the following is not a characteristic of soil colloids?
A) high external surfaces
B) ability to exchange ions with the soil solution
C) very small size
D) low water holding capacity
E) electronegative charges
D
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Which of the following are limitations of information systems?
a. They are costly to develop. b. They may be difficult to learn. c. They cannot handle all complex problems. d. All of the above are limitation. e. None of the above are limitations.
Thge frequency of a 555 astable multivibrator is too high. The most likely problem is ________
A) the capacitor is open B) a resistor value is too high C) the capacitor value is too low D) the 555 is unstable
When making louver cuts, what is used as a fulcrum to make the louvered openings?
a. roof support b. decking c. purlin d. ridge pole
A person should not acquire a dog or cat until emotionally, financially, mentally, and physically prepared for the long-term experience and expense to follow
A. True B. False