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• what causes the “heat island” effect? a. heat produced from a large number of people b. the materials used in building cities retain heat c. the large amount of reflected light from glass windows d. all of the above please select the best answer from the choices provided a b c d
  
• transfer of heat energy around the earth from uneven heating of its surface is accomplished by air patterns.
  
• a client admitted with electrolyte imbalance has carpopedal spasm, ecg changes, and a positive chvostek sign. what deficit does the nurse suspect the client has?
  
• given δabc with m∠b = 74°, a = 38, and c = 41, what is the measure of a? m∠a = 55.9° m∠a = 51.9° m∠a = 50.1° m∠a = 54.1°
  
• when driving in the city, ________may help you avoid traffic, but they may not be as safe or they may increase your travel time because of traffic control lights.
  
• i tell you it is within the realm of possibility that this seventy-eighth congress may have the historic privilege of helping greatly to save the world from future fear. therefore, let us all have confidence, let us redouble our efforts. –state of the union address, 1943, franklin d. roosevelt what is the effect of the repeated phrase “let us”? what is the effect of the phrase “historic privilege”?
  
• a manufacturer of cell phone screens has found that 5 percent of all screens produced have defects. let represent the population proportion of all cell phone screens with a screen defect, therefore . for the sampling distribution of the sample proportion of cell phone screens from this manufacturer with a screen defect for sample size 400, . which of the following is the best interpretation of ?
  
• conflicts over territory and government are a common consequence of countries unifying or splitting apart. if each state in the us were to separate from the union, what consequences might take place? based on what you've learned in this lesson, write a short paragraph identifying two consequences that may occur.
  
• put these events from the lead-up to america’s entry into world war ii in chronological order. the cash-and-carry policy allows the sale of arms to nations at war but only for cash. the japanese air force attacks the us army base at pearl harbor. the united states declares war on japan. the lend-lease act allows britain to buy arms from the united states on credit. the united states agrees to trade old destroyers for military bases in british territory.
  
• what is the value of a in the equation 3 a plus b equals 54, when b equals 9? 15 18 21 27