Our knowledge of the oceans is ________
A) now complete
B) unimportant because humans live on the land
C) fairly limited until recent decades
D) never going to amount to much
E) equal to our knowledge of the continents
Answer: C
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Compared to the lithosphere, the asthenosphere is ____
a. ?cooler and more rigid b. ?cooler and more plastic c. ?hotter and more rigid d. ?the same temperature and rigidity e. ?hotter and more plastic
The name of a location on Earth's surface is a
A) scale name. B) site. C) situation. D) toponym. E) geonym.
A comet's tail ________.
A. points toward the nearest planet as a result of its gravity B. is a vapor trail behind a comet that points in the direction from which the comet came C. lines up with the solar wind moving outward from the Sun D. is composed of smoke from the burning comet E. always points toward the Sun
Why are lakes without outlets salty?
What will be an ideal response?