Explain how scientists can “read” annual rings. Look around and make a list of as many forest products as you can find
What will be an ideal response?
Annual rings are alternating layers of relatively large, soft, light-colored cells produced in the spring and thinner,
denser, darker-colored cells produced in summer. The width of the ring indicates how fast the tree grew during
that season. A scorched ring indicates a fire during the season. Damage of other kinds may be "recorded" in growth
rings.
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List two local organizations that may assist with an emergency rescue.
What will be an ideal response?
Which UV radiation is best absorbed by the earth's ozone layer?
A) UVA B) UVC C) UVB D) None of these is correct
A 12-in pipe and an 18-in pipe intersect at a manhole. If the invert elevation of the 12-inch pipe is 100.00 ft, the invert of the 18-inch pipe should be
a. 100.00 b. 100.50 c. 99.50 d. 101.50 e. 98.50
Match each item with a statement below.
A. Composed of single-story walls that are erected on constructed floor decks or platforms. B. Consists of wall, floor, and ceiling assemblies that are preassembled in a factory. C. Forests that have re-grown after the removal of all or large part of the previous stand by cutting, fire, wind, or other force. D. Harvested from larger and older trees and creates more waste than engineered products made from smaller and faster-growing trees. E. Adoption has been slow and inconsistent due to the building industry's slow pace of change. F. Can be considered a green technology due to its long life, flexible design options, off-site fabrication, and the ability to use reclaimed and certified lumber.