Using Figure 13.4 in your textbook, if comparing equal-weight blocks of each substance, which one would be smallest?
A) mantle
B) continental crust (mostly granite)
C) oceanic crust (mostly basalt)
D) ocean (mostly water)
Answer: A
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a. diurnal b. mixed c. semidiurnal mixeddiurnal mixed d. diurnal mixed e. semidiurnal
Ecosystem services ________
A) contribute to keeping ecosystems productive B) are actions humans must take in order to protect and serve the environment C) are economically valuable services provided by natural systems D) are required to rebalance natural systems that we have disturbed E) are valuable to natural systems but not to human-created systems
The collision-coalescence process of precipitation formation is effective when: a. cloud temperatures are above freezing
b. cloud temperatures are below freezing. c. clouds are composed exclusively of ice crystals. d. None of these choices.
Braided streams, such as the Brahmaputra River, are found in areas
A) where the load is higher than the capacity. B) where the bed and suspended loads are high. C) that are subject to new sediment from glaciers or landslides. D) subject to sediment deposition on the river bed. E) all of the above