The footprints at Laetoli indicate that
A. very early hominins walked on four legs
B. very early hominins walked on two legs
C. very early hominins hopped on one leg
D. very early hominins used stone tools
Ans: B. very early hominins walked on two legs
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What will be an ideal response?
A tuff is a(n):
A. find that was hard to make B. area lacking sedimentary deposits C. dry river bed D. layer of volcanic material
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a. a natural cyclical pattern of climatic variation. b. changes in the atmospheric pressure. c. increased amounts of solar energy being developed. d. global warming. e. something not yet known.
Which of these statements best describes the situation of orangutans in Indonesian Borneo?
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