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Suppose that an automobile’s velocity starting from rest is  where v is measured in feet per second. Find the acceleration at 7 seconds. Round your answer to one decimal place.

The difference between natural selection and artificial selection is ____________.

Use the following scenario to answer questions 22-24. Chemical X was used widely in the United States as an insecticide for many years. Eventually, research showed chemical X was a persistent chemical that bioaccumulated and biomagnified in the environment. The chemical was later banned from use in the United States.   You are writing a report on the history of chemical X in the United States. Your instructor says that all sources used for your report must be primary sources. Which of the following would you choose?

Which species’ offspring are more likely to survive?

Ordinal level of measurement is more precise than the nominal level.  

A checklist is used to detect the presence or absence of a desired behavior. 

The syllabus has a grading scale.  

The assignments are organized in Modules. 

A bear eating a fish is an example of which of the following?

The following return statement returns the value 10. return 10, 16;