Because heat and pressure affect the ratio of radioactive parent to stable daughter, ____ rocks generally are difficult to
date accurately by radiometric dating.
a. igneous
b. sedimentary
c. metamorphic
d. mafic
e. felsic
c
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A rapid warming event 55 million years ago that disrupted ocean circulation is called the ____________________
____________________ ____________________. Fill in the blank(s) with the appropriate word(s).
The Comprehensive Development Project (CODEP) is working with nearly 650 farmers in Haiti to reforest the area's ________
A) farm fields B) coast C) city D) town E) watershed
With climate zone will have evergreen and deciduous forests?
A) Mediterranean B) humid subtropical C) tundra D) tropical monsoon E) humid continental
The parts of MSW that can be composted include
A) most plastics. B) most hazardous wastes. C) yard wastes and food residues. D) finely shredded aluminum and steel.