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• which phrase describes how metamorphic rocks form?form from meltingform at earth’s surfaceform from sedimentsform from existing rocks
  
• explain why regular system cleanup is vital to ensuring the operating system runs efficiently.
  
• which two words from the story have similar meanings? crowded/traveled interested/enforced crafted/made collecting/weaving
  
• for which of these sets of data would all the points be displayed on a scatterplot if the window size on a regression calculator were set to 5 less-than-or-equal-to x less-than-or-equal-to 15; 25 less-than-or-equal-to y less-than-or-equal-to 75?
  
• what is carmen doing? watching a basketball game playing basketball watching a television sitcom playing a game
  
• based on the passage, briefly describe the four methods being used to protect the amazon rainforest from deforestation.
  
• a wave hits an object as shown. a vertical line with medium 1 to the left and medium 2 to the right. an arrow from the left reaches the line. an arrow starts from the same point on the line and goes right at a different angle. which kind of wave interaction is shown? absorption diffraction refraction reflection
  
• sean just bought new headphones for $50. later that day, sean sees a friend who said they got the same headphones for $30. sean assumes that these cheaper headphones must be knockoffs. which logical fallacy is sean suffering from in this example?
  
• which expression is equivalent to 5y–3? startfraction 1 over 125 y cubed endfraction startfraction 1 over 5 y cubed endfraction startfraction 5 over y cubed endfraction startfraction 125 over y cubed endfraction
  
• consider a system to be one train car moving toward another train car at rest. when the train cars collide, the two cars stick together. what is the total momentum of the system after the collision? 800 kg • m/s 1,600 kg • m/s 2,400 kg • m/s 4,000 kg • m/s