How can a plant be preserved so that it can be sent away for identification?
What will be an ideal response?
It should be laid flat between layers of newspaper and pressed down with a heavy book or other weight. When it is dry it can be taped to cardboard for shipment.
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What does a small delay spread indicate about the characteristics of a fading channel? If the delay spread is 1 microsecond, will two different frequencies that are 5 MHz apart, experience correlated fading?
What will be an ideal response?
What is the purpose of the drainage layer behind the horizontal wood siding?
What will be an ideal response?
The total resistance of a parallel circuit is equal to the reciprocal of the sum of the reciprocals of the individual resistances.
Answer the following statement true (T) or false (F)
Which grass was brought in from Africa and first considered to be good, but now is considered a pest that is difficult to kill?
A) Bermuda grass B) Johnson grass C) quack grass D) kudzu