Why does Earth have a magnetic field?
A. Due to the Earth's liquid outer core
B. Due to the abundance of different atmospheric gases
C. Due to the proximity to the Sun
D. Due to the types of rocks found in the lithosphere
Answer: A
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Of the following anions, which almost always forms soluble compounds?
A) NO3- B) OH- C) SO42- D) all of these
The layer of quartzite in this photograph would mostly weather by
A. hydrolysis B. spontaneous combustion C. dissolution D. physical weathering
Agglomeration diseconomies have slowed the growth of urbanization in the core but not in the periphery
Indicate whether this statement is true or false
Which of the following is the term for the heat transport that occurs when a hot air balloon is able to rise from a heat source below?
A. conduction B. radiation C. latent heat D. convection