Volcanic craters and impact craters can often look similar. Which of the following statements is correct is distinguishing between volcanic and impact craters?
A. Volcanic craters are often characterized by the presence of shocked quartz and melted rocks on the crater floor.
B. Impact craters are often bowl-shaped and contain breccia and shocked quartz.
C. Volcanic and impact craters cannot be distinguished by their physical characteristics, though there are differences in their chemical composition.
D. Both volcanic and impact craters are bowl-shaped and contain breccia, but only impact craters contain melted rocks on the crater floor.
Answer: B
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