Popular Post :

• look at this public service announcement. which persuasive techniques are used in this poster? check all that apply. eye-catching and sensationalistic graphics language meant to evoke emotion the presentation of important statistics text formatted in different ways specific sound and special effects
  
• what is the meaning of the excerpt? the narrator’s brother is ignoring his mother’s behavior. the narrator’s brother is playing a trick on his mother. the narrator’s mother is attempting to identify what her son ate. the narrator’s mother is addressing her sons for their misbehavior.
  
• what is the mass of 0.513 mol al2o3? give your answer to the correct number of significant figures. (molar mass of al2o3 = 102.0 g/mol)
  
• if the side length is increased by a factor of 3, how much larger is the perimeter of a face of the new cube?
  
• what value of b will cause the system to have an infinite number of solutions? -6 -3 3 6
  
• study the table above. a frog population was introduced to a new habitat. two phenotypes for the color of this particular species of frog exist: brown and green. what conclusion can be drawn about the number of brown frogs in generation 5?
  
• which statements describe global warming? select two answer choices. global warming can be decreased through deforestation. global warming occurs naturally. global warming results from the buildup of nutrients in runoff. global warming is likely increased by humans. global warming is enhanced by nonnative species.
  
• why did stalin want to create a “buffer zone”? to end the united states’ influence in eastern europe to protect the ussr’s western border from another invasion to separate east and west germany to establish a new system of government in the ussr
  
• which best describes earth’s magnetic field lines? the field lines go out of earth at the geographic south pole and enter earth at the geographic north pole in the area where the magnetic pole aligns with the geographic pole. the field lines go out of earth near the geographic south pole and enter earth near the geographic north pole in an area where the magnetic pole does not align with the geographic pole. the field lines go out of earth at the geographic north pole and enter earth at the geographic south pole in the area where the magnetic pole aligns with the geographic pole. the field lines go out of earth near the geographic north pole and enter earth near the geographic south pole in an area where the magnetic pole does not align with the geographic pole.
  
• it takes of heat to raise the temperature of object a by , and to raise the temperature of object b by . suppose a and b are brought into contact. a is initially hotter. a is seen to cool down by . how would you calculate the rise in temperature of b?