What did Columbus and earlier European voyagers use to find latitude at sea?
a. Compass
b. Stars
c. Sextant
d. Chronometer
e. Horizon
b
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When we say a circuit is DC, we mean that current in the circuit
A. is directly present. B. has a single direction. C. is parallel to the connecting wires. D. alternates only slowly.
In addition to information gained from stratigraphy, what contributed to the emergence of
paleoceanography? a. Seismic profiling b. The identification of various oozes c. The advent of deep sea drilling d. Paleomagnetic dating
For Earth's energy budget, ________ is energy income and ________ energy expenditures
A) refraction; scatter B) insolation; radiation to space C) transmission; reflection D) reflection; albedo
Why are watershed maps useful to environmental planners and other local decision makers in delineating appropriate places for preserving natural systems and eschewing economic development?
What will be an ideal response?