A very large cave or system of interconnected caves is called a(n) ____________________. Fill in the blank(s) with the appropriate word(s)
cavern
Environmental & Atmospheric Sciences
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Only about 35 percent of people in South Asia live in cities
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
The most likely conditions under which ripple marks form are:
a) Hot and dry with little rain and lots of evaporation (desert) b) Beach or tidal flat with shallow water flowing over the sand c) Deep ocean d) Swampy and boggy environment under tropical or temperate climate e) Some environment where mud can periodically get wet and dries out again
Environmental & Atmospheric Sciences
Almost half of the world's identified species are _____.
A. worms B. amphibians C. reptiles D. insects E. birds
Environmental & Atmospheric Sciences
In addition to carbon dioxide, _______________ and _______________ have risen above their pre-industrial levels in Earth’s atmosphere
Fill in the blank with correct word.
Environmental & Atmospheric Sciences