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17. The scientific method begins with

. Among right-handed people, language abilities tend to be localized in the

. A possible fifth taste that is present in foods with a meaty or savory flavor is called

How might a researcher in the natural sciences test a hypothesis?

. In an experiment testing the effect of caffeine on alertness in students with attention deficit disorder, the alertness is the

Which perspective in 20th-century psychology proposed that our perceptual processes actively construct interpretations of our worlds?

What does CGBW say is a good first step when starting a writing project?

Who was the communist leader who overthrew the Cuban government in a communist revolution in 1959 and ruled until 2008?

Determine the force in members AE and AB using the method of joints. Clearly indicate whether each member is in tension or in compression in your supporting calculations. Enter the force in member AE in the box below. 

This problem consists of two parts and is worth 15 points.  The given uniform bar with end rollers weighs 60 lb and is supported by the horizontal and vertical surfaces and by the wire AC.