Detrital sedimentary rocks form from cemented sedimentary grains that are fragments of a preexisting rock.
Answer the following statement true (T) or false (F)
True
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Primary pollutants are
A. chemicals or substances emitted directly into the air. B. those formed from reactions with other pollutants in the atmosphere. C. found only in stratospheric ozone. D. also known as natural pollutants. E. found only in fossil fuels.
Bacteria, deer, humans, and spiders are all examples of ____________________
Fill in the blanks with correct word
Which of the following is true?
A) The Sun emits shortwave radiation, whereas Earth emits longwave radiation. B) The Sun emits longwave radiation, whereas Earth emits shortwave radiation. C) During the summer, the Sun emits shortwave radiation, while during the winter the Sun emits longwave radiation. D) The radiation emitted by the Sun and Earth are roughly the same wavelength. E) Because the Sun is so far away, it is impossible to measure the wavelengths of its radiation.
Wood-frame buildings sustained damage in the San Fernando earthquake:
a. because of their rigid behavior b. when they were adjacent to areas of ground rupture c. because of inadequate lateral bracing d. wood-frame buildings rarely sustained damage in the earthquake