Which organism, developing approximately 4.2 million years ago, represents the link between humans and apes?
A) Homo habilis
B) Homo erectus
C) Homo sapiens
D) Australopithecus
Answer: D
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Any animal that eats tender shoots, twigs, and leaves:a
grazer d. carnivore b. autotroph e. carnivore-scavenger c. browser
the dew point is the temperature at which ________
water in the liquid state changes to vapor hailstones are formed water vapor condenses to a liquid cumulus clouds change to cumulonimbus clouds
Even though more hurricanes form, on average, over the Eastern Pacific than over the tropical North Atlantic, we generally hear less about them. Why do you think this is so?
What will be the ideal response?
This plot shows the highest flow event that occurred each year on the Yellowstone River between 1924 and the 1990s. What is the maximum size of flood that probably can occur here?
A) Up to 8,000 cubic meters per second
B) More than 8,000 cubic meters per second and less than 9,000 cubic meters per second
C) Anything less than 9,000 cubic meters per second
D) More than 9,000 cubic meters per second is possible