Discuss the two major types of sedimentary rocks. What are the criteria for classifying each of
these two types of rocks? Provide specific examples of each type. What will be an ideal response?
The student should recognize that sedimentary rocks are either detrital or chemical. Detrital
rocks are classified primarily by grain size, whereas chemical sedimentary rocks are classified by
chemical composition. Examples of detrital rocks are sandstone and conglomerate; examples of
chemical sedimentary rocks are rock salt and limestone.
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Fish accounts for one-third of all harvested aquatic life measured by weight, and most of this catch is freshwater fish
Indicate whether the statement is true or false.
Which of the following is considered the best response to beach erosion?
1.Breakwater
2.Groin
3.Importing Sand
4.Seawall
South Africa
A) still practices apartheid despite efforts to end the practice. B) is completely landlocked. C) first elected a black president during the 1990s. D) signed the Law of the Sea despite concerns over ethnic segregation. E) has a large Italian minority population.
Almost one-third of the chemical pesticides bought in the United States are for use in houses and on gardens and lawns. What should manufacturers and users do to ensure the limited and prudent use of pesticides?
What will be an ideal response?