Many of the large dinosaurs such as Tyrannosaurus are known as the ____________________ dinosaurs
Fill in the blank(s) with correct word
saurischian
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What are believed to be the causes of global transgressive and regressive cycles? What will be an ideal response?
When the outside temperature approaches or exceeds skin surface temperature, heat loss by _________ and _________ diminishes and eventually ceases.
A) convection, conduction B) conduction, evaporation C) evaporation, radiation D) radiation, convection
Cheetahs can run extremely fast because
A. Their ancestors who were able to run fast had an advantage and passed those genes on to their offsprings B. They need to outrun lions C. They are competing with stronger lions and hyenas for their food, so they need to be fast D. Over time, they gradually built up speed as they adapted to faster and faster prey species E. All of the options above
The International Ecotourism Society estimates that international tourists interested in seeing nature or wildlife spend over
A. $450 billion per year. B. $550 billion per year. C. $250 billion annually. D. $200 billion annually.