Flowering plants, like the ones we see today, have been around in abundance since ________ million years ago.
A. 23
B. 444
C. 66
D. 323
Answer: C
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The social impacts of mining have largely to do with its environmental impacts
Indicate whether the statement is true or false
Examine the sketch of a bend in a river. The arrows show the water flow direction. In which of the four lettered locations is deposition most likely to occur?
A) A B) B C) C D) D
Distinguishing characteristics of a humid continental, mild summer climate include ____
a. moderate summers and occasional winter cold waves b. moderate summers and long winters with frequent clear cold weather c. brief, cool summers and bitterly cold winters d. hot, often humid summers and bitterly cold winters
The image shows a coastline that
A. has emerged as relative sea level has fallen. B. has no sheltered bays or inlets. C. has undergone a rise in relative sea level. D. is marked by exposed land that was recently below sea level.