Early scientists were in agreement about the age of Earth
a. True
b. False
False
Environmental & Atmospheric Sciences
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In a longitudinal wave, the compressions and rarefactions travel in
A) the same direction. B) opposite directions. C) neither A nor B
Environmental & Atmospheric Sciences
The process by which Rodinia broke apart:a
speciation d. endosymbiosis b. rifting e. abiogenesis c. photosynthesis
Environmental & Atmospheric Sciences
With respect to the giant planets, the terrestrial planets:
a. are rich in iron and magnesium and poor in volatiles b. are poor in iron and magnesium and rich in volatiles c. are composed of materials of low boiling points d. contain ores rich in volatile elements
Environmental & Atmospheric Sciences
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
Environmental & Atmospheric Sciences