The two major groups of dinosaurs were ________ and _________. Fill in the blank(s) with the appropriate word(s)
Ornithischia, Saurischia
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Why do the Cfb (marine west coast) climates, just poleward of the dry summer Cs climates, receive rain all year?
The following questions are based on the diagram of the Köppen climate distribution on a hypothetical continent (Figure 23-2). It may also be helpful to compare the hypothetical continent with the map of actual climate distribution color Map T-29 in the back of the Lab Manual and Figure 23-3 showing the influence of the seasonal shifts of the ITCZ and subtropical highs along the west coasts of continents. In answering the questions, consider both the characteristics of a climate and the dominant controls producing that climate.
Andalusite, kyanite, and sillimanite are described as polymorphs. What does this mean?
A) They have the same atomic structure but different chemical compositions. B) They have the same chemical composition but different atomic structures. C) They all morphed at the same time. D) They are exact opposites of one another.
What is an erosional coast and how are they different from other types of coasts?
Compared to the long-term historical average rate of extinction, extinction rates today are ________
A) higher B) about the same C) lower D) changing from higher to lower rates in the past century