Relatively few impact craters have been discovered on Earth because ________.
A. weathering, erosion, and tectonic processes mask them
B. the gravitational field is too weak
C. most rocks are too resistant to crater
D. bolides are very rare in this region of space
E. Jupiter is so large it deflects them away from Earth
Answer: A
You might also like to view...
Which of the following is not an effect of tension?
A) thrust faults B) normal faults C) decrease in elevation D) shrinking of mountain roots
In which thermal atmospheric layer is one likely to find noctilucent clouds?
A) thermosphere B) mesosphere C) exosphere D) stratosphere E) troposphere
Which of the following does not characterize adjuvants?
A) chemical additive B) used only since the late 1990's C) can enhance vaccine and cancer therapies D) some formed from bacterial extracts E) All of these do charactize adjuvants.
Judge the following sentence according to the criteria given below: The majority of lithogenous deposits are composed primarily of quartz BECAUSE quartz is resistant to abrasion and can be transported long distances and deposited far from its source
area. A) The assertion and the reason are both correct, and the reason is valid. B) The assertion and the reason are both correct, but the reason is invalid. C) The assertion is correct. but the reason is incorrect. D) The assertion is incorrect, but the reason is correct. E) Both the assertion and the reason are incorrect.