The chemical composition of a mineral never has any variation. Indicate whether the statement is true or false
F
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How would the four ???? Florida hurricanes rank, in terms of damages, if
they had been a single event? What will be an ideal response?
________ are composed of amino acids
A) Lipids B) Proteins C) Nucleic acids D) Carbohydrates E) Bases
Which of the following characterizes the history of impacts on Earth as deduced by impact history on other terrestrial planets?
A) Impact rates were very high in the early history of the earth, but dropped off after about the first 1 billion years of Earth history to a nearly constant rate since that time. B) Impacts were more intense in the early history of the earth but have continued at about half the rate of bombardment since about 4.4 billion years ago. C) Impacts continued at a fairly constant rate throughout the 4.5 billion year history of the solar system. D) All major impacts occurred in the first 100 million years after the solar system formed.
In the United States, which of the following uses the most water?
A. irrigation and thermoelectric power generation B. mining C. livestock D. public and domestic use