Answers created by Don Mac

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• What is behavior?
  
• What is the rock that never has fossils in it?
  
• What type of radiation causes skin cancer?
  
• Where does the melting occur that forms metamorphic rocks?
  
• What are some uses of granite?
  
• What do coal, oil, and natural gas have in common?
  
• Is plate tectonics a quantitative theory?
  
• How much of the world's freshwater supply do Antarctica's ice caps contain?
  
• What is the relationship between global warming and the greenhouse effect?
  
• What is the end effect of burning high-sulfur coal?
  
• What are some signs that global warming is occurring?
  
• How do biomes affect animals?
  
• How will global warming affect humans?
  
• What are the pros and cons of population growth?
  
• What are some methods of disposing of hazardous wastes?
  
• How does mining affect animals?
  
• Global warming, the increased warming of the planet over time, is also known as what?
  
• Where would a convergent boundary happen?
  
• How can we make landfills safer?
  
• What is the best alternative fuel to replace petroleum for the United States?
  
• What evidence do geologists have that volcanoes occur on the ocean floor?
  
• Since there is both a nitrogen and carbon cycle why is there more nitrogen in the atmosphere than carbon?
  
• What is a buffalo's niche?
  
• Why do some people feel threatened by diversity?
  
• What are real world examples of divergent plate boundaries?
  
• What is the size of the observable universe in feet?
  
• How does plate tectonics affect climate change?
  
• What type of organism appeared during the Ordovician Period?
  
• What is absolute threshold?
  
• The heating of the atmosphere due to an increase in #CO_2# is typically called what?
  
• Granite is what type of igneous rock?
  
• What is an abstract idea?
  
• How do scientists believe the Earth was created? Why is this controversial to some groups?
  
• How has the fossil record changed over time?
  
• In the Northern Hemisphere, how do winds rotate in a low pressure area? What about in a high pressure area?
  
• Is the expansion of the universe caused by time?
  
• How do interest groups influence public policy?
  
• Can you list some of the pros and cons of nuclear energy?
  
• How do geologists classify rocks?
  
• What entities were formed by endosymbiosis?
  
• How does the earth's orbit affect global warming?
  
• How do soils differ from sediments?
  
• What would happen to humans if the sun's light was blocked from earth?
  
• What are some treatments for Seasonal Affective Disorder?
  
• How does global warming affect the government?
  
• What is electromagnetic radiation used for?
  
• What are a few examples of anthropomorphism?
  
• How do mining companies make money?
  
• Is global warming a hoax?
  
• How do melting ice caps and glaciers affect sea level?
  
• What type of sedimentary rocks form from the breakdown of larger rocks?
  
• Habitat loss, soil erosion, and air pollution are disadvantages of which renewable energy source?
  
• When is the best time to see the constellation Orion?
  
• What are ways to incentivize people and companies to protect water quality and supply?
  
• How many years did the Proterozoic Eon last?
  
• What are some examples of recent, beneficial mutations in humans?
  
• What causes the earth's rotation?
  
• How can the government force or incentivize large companies to reduce air pollution?
  
• What invasive species are in the Great Lakes?
  
• What animals are most likely to have senses and brain clusters?
  
• What can rocks tell us about Earth's history?
  
• What would happen if the oceans dried up?
  
• How is coal formed?
  
• What is emotional experience?
  
• Is phosphorus is abundant in the atmosphere?
  
• What are the nonrenewable fossil fuels?
  
• What does gravity look like?
  
• When will the next supercontinent form on earth?
  
• How does conservation benefit the environment?
  
• How has marine life changed throughout earth's history?
  
• At what rate do the continents move apart per year?
  
• Can anyone think of some historic (or even modern) environment or climate change debates?
  
• What might cause the average temperature of Earth to increase?
  
• How would we determine how life evolved on other planets?
  
• How do humans affect the carbon cycle?
  
• Why are tundra plants usually small?
  
• How does climate change affect the economy?
  
• How can solar energy replace fossil fuels?
  
• What kinds of fossils are common in Cenozoic rocks?
  
• What do ostriches do for defense?
  
• How do changing weather patterns affect climate?
  
• Which is likely to experience more damage during an earthquake: a house built on a solid rock ledge or a nearby house built on a soil river bank?
  
• What is an explanation for human altruism?
  
• What happens at divergent plate boundaries?
  
• If a 10-mile-wide comet hits the earth, how will this likely affect the history of life?
  
• How and why was the earth formed?
  
• Why are the seasons different in the two hemispheres?
  
• If the ozone layer is damaged, how will Earth be affected?
  
• Does Earth have a ring of debris?
  
• How does evolution affect society?
  
• How does geology relate to mining?
  
• What did people believe about the evolution of birds 200 years ago?
  
• Why is mining a problem?
  
• When did simple life begin on earth?
  
• How do these phenomena support the theory of evolution?
  
• What is self-actualization?
  
• What are the advantages and disadvantages of courtship behaviour in animals?
  
• What makes biomes different from each other?
  
• Is it true that galaxies are moving away from us and into the vast, empty space of the outer universe beyond the Big Bang?
  
• What does anthropomorphism mean?
  
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