Everything else being equal, more effusive eruptions will occur in molten rock material of ____
a. higher gas content
b. higher viscosity
c. cooler temperatures
d. more mafic composition
d
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What does a wide base in a population pyramid suggest?
A) likely Stage 3 or 4 because people are living longer B) likely Stage 1 or 2 because of very low CBR C) likely Stage 1 or 2 because of the high percentage of very young people D) a strong economy that provides the means for large families E) very high infant mortality rates
What is saltation and why would a particle saltate?
What will be an ideal response?
You are hiking on a mountain trail at sunrise when you smell the smoke from cooking bacon. You can't see where the smoke is coming from. Would you expect the camp to be above you or below you on the mountain? Explain
What will be the ideal response?
Which zone is typically associated with mountains in a river system?
A. source B. transition C. floodplain D. delta