What geologic feature affected the accuracy of John Pratt's survey results?
A) the Nile River valley
B) the Grand Canyon (Colorado portion)
C) the Himalayan mountains
D) Ayer's Rock in Australia
Answer: C
Environmental & Atmospheric Sciences
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A) glassy B) fine-grained C) coarse-grained D) porphyritic
Environmental & Atmospheric Sciences
Evidence for free oxygen in the atmosphere comes from ____
a. zircon crystals b. sandstone-carbonate-shale assemblage c. multicelled organisms d. continental red beds e. tillites
Environmental & Atmospheric Sciences
The characteristic of projections that portray accurate sizes but distort the shapes of landmasses is called ________
A) conformality B) sinusoidal C) equivalence D) azimuthality E) polyconic
Environmental & Atmospheric Sciences
________ is the process of sand grains bouncing or rolling along the surface
A) Saltation B) Infiltration C) Abrasion D) Deflation
Environmental & Atmospheric Sciences