Ammonoids, graptolites, and conodonts are excellent guide fossils because of their short stratigraphic ranges
a. True
b. False
True
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The crust and the underlying uppermost mantle make up the ____________________
Fill in the blank(s) with correct word
The dividing line between the northern and southern agricultural regions of eastern China roughly follows:
A) the Himalayas B) the Qin Mountains and Huai River C) the Yellow Sea and Korean Peninsula D) the Xi River
On a cold, windy day, the air feels ________ because the wind ________
A) warmer; mitigates against the cold temperatures B) colder; increases the heat loss from cooling of the air C) warmer; disperses clouds, allowing more sunlight to reach the ground D) colder; increases evaporative heat loss from our skin E) warmer; winds, in general, have a warming effect
When air masses of different densities collide, the less dense air mass is forced to rise through frontal lifting.
Answer the following statement true (T) or false (F)