A likely cause for the existence of Earth's magnetic field is
A) moving charges in the liquid part of Earth's core.
B) great numbers of very slow moving charges in the Earth.
C) convection currents in the liquid part of Earth's core.
D) all of the above
E) none of the above
D
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From which two world regions did the indentured workers of Suriname come?
A) South Asia and Java B) Kenya and Ethiopia C) China and Hong Kong D) Ghana and Tanzania E) India and Borneo
Any isolated group of people develops a language of its own over time
Indicate whether the statement is true or false.
The city plus its surrounding built-up suburbs is the
A) central city. B) urbanized area. C) metropolitan statistical area. D) consolidated metropolitan statistical area. E) regional government federation.
It is clear that exposure to white asbestos causes cancer among non-smoking asbestos workers.
Answer the following statement true (T) or false (F)