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• explain why cold-blooded organisms like reptiles have a higher rate of secondary productivity than warm-blooded mammals.
  
• 6 – x + = 6 minus startfraction 3 over 4 endfraction x plus startfraction 1 over 3 endfraction equals startfraction one-half endfraction x plus 5.x + 5
  
• suppose that your data shows that saturn orbits every 29.5 years. to the nearest hundredth of an au, how far is saturn from the sun? saturn’s distance from the sun: au
  
• the force of gravity between two objects is given by fg = −gm1m2 r2 , where g is the gravitational constant, m1 and m2 are the masses of the objects, and r is the distance between the objects' centers. find the vertical asymptote of the graph of the function and explain its meaning in context.
  
• after attempting the warm-up exercises suggested by the author, describe how they made you feel. do you feel more relaxed or loose? do you find it easier to move, or to speak clearly? (site 1)
  
• which scientist thought he proved that plants obtain nutrients from water rather than soil?
  
• arrange the events that led to the independence of poland in the correct order. lech walesa won the first free presidential elections in poland. the communist government in poland declared martial law, banned solidarity, and arrested lech walesa. lech walesa called for a stop to the public protests and offered peace. lech walesa won the nobel peace prize. lech walesa started the solidarity organization by combining labor unions. pope john paul ii visited lech walesa and gave him advice. the communist government lifted the martial law in poland. the government released lech walesa due to endless public protests. the government lifted the ban on solidarity.
  
• the detectives brought some equipment to use for their investigation. what did they bring? some crime investigation magazines guns pencils, notebooks, computers cameras and other lab equipment
  
• if you use credit, what are you creating? a. a line of credit b. debt c. collateral d. a default
  
• cells grown in a petri dish tend to divide until they form a thin layer covering the bottom of the dish. which of the following statements explains why this occurs?