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• the first documentary was created by ______(1)______. it documented ________(2)________
  
• tiana is a chemist who is making a chemical to add to swimming pools in order to make the water safer. she mixed two solid substances together in a sealed container. the diagram above shows the repeating groups of atoms that make up the two starting substances. after mixing, tiana found two liquid substances in the sealed container. (nothing had escaped.) which of the diagrams to the left shows the repeating groups of atoms that make up the ending substances?
  
• what kind of energy transformation takes place when plants perform photosynthesis to produce glucose molecules?
  
• what is the solution of x = 2 + startroot x minus 2 endroot? x = 2 x = 3 x = 2 or x = 3 no solution
  
• read the excerpt from chapter 8 of the travels of marco polo. here again good incense grows in profusion—i will tell you how. it is produced by trees of no great size, like little fir trees. they are gashed with knives in various places, and out of these gashes oozes the incense. some of it even oozes from the tree itself without any gashing, in consequence of the great heat that prevails. what is most likely the author's purpose for including this detail about dhofar?
  
• the nile was most important to the egyptians because it delivered __________ and __________. a. salt . . . fish b. water . . . silt c. silt . . . food d. water . . . food
  
• which undefined geometric term is described as an infinite set of points that has length but not width? distance line plane sphere
  
• ________ y _________ todo sin límite. a. beba, coma b. bebe, come c. bebemos, comemos d. bebiste, comiste
  
• jia observes that adding a solution of sodium hydroxide to a clear liquid turns the liquid pink. she makes a hypothesis about why the liquid changed color. which characteristic is least important for her hypothesis to have? ability to be tested based on the opinion of her classmates ability to be proven incorrect based on her current knowledge
  
• nicole ordered a volleyball for $9.75, a net for $29.99, and knee pads for $15.00. nicole’s mother said that she would pay for the order on her credit card if nicole gave her the money. nicole gave her mother $40.00. her mother also applied the money that she owed nicole for babysitting. nicole’s mother then gave her back $5.26. how much did nicole’s mother owe her for babysitting? $5.26 $14.74 $20.00 $54.74