Terrestrial radiation is ____
a. caused by the radioactive decay of elements in rocks
b. ultraviolet energy from the Sun that reaches Earth's surface
c. the cause of the "holes" in the ozone layer
d. a stream of charged particles emitted by Earth, analogous to the solar wind
e. thermal infrared energy emitted from Earth's surface
e
You might also like to view...
Which of the following statements best embodies the qualities of a scientific theory?
A) Squirrels in central Illinois prefer to build their nests in oak trees instead of hickory trees. B) Dangerous wildfires in California could be avoided by better fire prevention strategies. C) Prairies that have large herds of bison show greater plant diversity than prairies without bison. D) All gases, liquids, and solids consist of atoms.
Which of the following controls the rate of groundwater flow?
A. the permeability of the rocks B. the slope of the water table C. how fractured the rocks are D. All of these.
The permafrost areas of Russia are one of the few areas that would not be affected by global warming due to the cold conditions that prevail yearlong at this high latitude
Indicate whether the statement is true or false
Soils are an important source of all of the following except
A. peat. B. kaolinite clay. C. aluminum. D. petroleum.