Fault-block basins began to form in eastern North America during the ____
A)late Triassic
B)early Jurassic
C)late Jurassic
D)early Cretaceous
E)late Cretaceous
A
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Which of the following statements describes the difference between red and blue light?
A. Red and blue light have different directions of polarization. B. The wavelength of red light is longer. C. Blue light has a higher speed of propagation. D. Red light has a higher intensity.
What processes cause metamorphism in rocks?
A. increased pressure B. increased temperature and/or pressure C. increased temperature
Pike's Peak is located 36 kilometers (22 mi) west of Colorado Springs. What is this statement describing?
a. global address b. absolute location c. relative location d. geospatial address e. dynamic location
Which of the following is NOT necessarily a property of an air mass?
A) It must be large. B) It must have relatively uniform properties within itself. C) It must have a warm front at its leading edge. D) It must travel as a recognizable entity. E) It must modify as it leaves its source region.