Answers edited by Don Mac

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• How does a flood happen?
  
• What part of the world is your favorite?
  
• How are galaxies, stars, and planets formed? In what order are they typically formed?
  
• How will plate tectonics change the future?
  
• Which type of change takes place when granite turns into gneiss?
  
• How can we make landfills safer?
  
• The sedimentary rock that forms when water deposits particles of clay in thin layers is called what?
  
• What kind of plate boundary occurs where two plates grind past each other without destroying or producing lithosphere?
  
• How was the Island of Japan formed?
  
• Why igneous rocks are hard?
  
• How does the fossil record throw the theory of evolution into doubt?
  
• Is it true that insects can hear even though they don't have ears?
  
• Do you think racism still exists today? Why or why not?
  
• Modern debates between science and religion revolve around evolution. What are some of the past debates that took center stage in previous eras?
  
• How do geologists determine how rocks were formed?
  
• What is biology? What is chemistry? Are these hard subjects?
  
• How can greenhouse gases harm us?
  
• Why are a number of African countries planting thousands of trees?
  
• Which igneous rock is fine-grained and have a lot of pyroxene?
  
• How can older rocks be found on top of younger rocks in a cross-section?
  
• How can mining create a sinkhole?
  
• What would happen if the oceans dried up?
  
• How does the heat flow and movement of material within Earth causes earthquakes and volcanic eruptions and creates mountains and ocean basins?
  
• What are the effects of heat and pressure in the formation of igneous rocks?
  
• What two oceans touch the shores of South America?
  
• How does phosphorus cycle restart?
  
• How does natural gas get to your home?
  
• Can we see the shape of the Milky Way while on Earth? Why or why not?
  
• What evidence do geologists have that volcanoes occur on the ocean floor?
  
• Why can hydrogen be used as a fuel source in the future?
  
• Can you explain how evolution occurs?
  
• How do impulses travel across a synapse?
  
• Where would a convergent boundary happen?
  
• What are real life examples of cellular respiration?