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• which environmental issue did president kennedy champion? the advancement of agricultural practices the establishment of national seashores the protection of national parks the development of new plant species
  
• click to review the online content. then answer the question(s) below, using complete sentences. scroll down to view additional questions. online content: site 1 according to the article, what percent of individuals 65 and older suffer from dementia? what is the most common form of dementia?
  
• most fertilizers contain ammonia (nh3). ammonia forms when hydrogen reacts with nitrogen. which equation correctly represents the chemical reaction that forms ammonia? a. 3h2 + n2 → nh3 b. h2 + n2 → 2nh3 c. h2 + n2 → nh3 d. 3h2 + n2 → 2nh3
  
• a volcano that has not erupted in a very long time suddenly has a plume of steam coming from it. which best describes this volcano?was dormant and is now activewas quiet and is now activewas extinct and is now explosivewas dormant and is now explosive
  
• what structural element of the paragraph is the underlined sentence, and how does it connect ideas in the text? the underlined sentence is . it connects ideas in the text by .
  
• what is the primary function of the upper respiratory system? to move air toward the lungs while warming, moistening, and filtering it to diffuse oxygen and carbon dioxide in and out of cells to absorb and break down nutrients after they are consumed to pad the head with air pockets to protect against brain trauma
  
• which of the following is most important when setting goals? a. working late into the night is often necessary to reach goals. b. standards should be as high as possible. c. tasks should be included but are unimportant. d. goals should be difficult but realistic.
  
• mattie uses the discriminant to determine the number of zeros the quadratic equation 0 = 3x2 – 7x + 4 has. which best describes the discriminant and the number of zeros? the equation has one zero because the discriminant is 1. the equation has one zero because the discriminant is a perfect square. the equation has two zeros because the discriminant is greater than 0. the equation has no zeros because the discriminant is not a perfect square.
  
• which expression can be used to determine the length of segment zy? on a coordinate plane, triangle x y z has points (3, 1), (3, 4), (negative 5, 1). 8 squared + 3 squared startroot 8 squared + 3 squared endroot 8 squared minus 3 squared startroot 8 squared minus 3 squared endroot
  
• how can the carbon in animal wastes reach the atmosphere? photosynthesis, organic carbon, underground storage decomposition, fossil fuel formation, fossil fuel emissions fossil fuel emissions, diffusion, ocean storage transpiration, diffusion, ocean storage