What is the age of the oldest evidence yet found with remnants of life?
a. 1.5 billion years old
b. 2.7 million years old
c. 3.85 billion years old
d. 4.2 billion years old
e. 6 million years old
c
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The purpose of the U.N.'s Millennium Development Goals that were established in 2000 was to
A. legitimize the globalization process. B. increase the supply of consumer goods to developing countries. C. increase the employment rate across all nations. D. reduce the number of people living in extreme poverty.
Coriolis effect is caused by the: a. different speeds at which points at different latitudes move
b. rising of air in low pressure cells in storms. c. Earth's wind and currents. d. different angular rates that the Earth moves at different latitudes.
The number used to classify flow as laminar or turbulent is the:
a. critical number b. viscosity c. Reynolds number d. Froude number
Continental collision may form rift valleys
Indicate whether the statement is true or false