the thermal energy released as a result of spontaneous is called radiogenic heat while the internal heat energy accumulated by in a planet during its few million years of evolution is called primordial heat.

Technological solutions have good bad effects. what is one bad effect of spraying a chemical pesticide on crops

Explain how you might determine the rate of weathering on a sample rock

In 1919, the temperance movement finally succeeded. they secured ratification of a constitutional amendment (the that banned alcoholic beverages. prohibition began with the 1920 passage of the which enforced the amendment.