Answers edited by James J.

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• What will the sun be in its final state?
  
• How big are black dwarfs?
  
• How does the expansion of the universe affect light?
  
• How can climate change be prevented or reduced?
  
• What is the current tilt of the Earth's axis?
  
• How bad are conditions on Mars if the rovers we have sent there are still functioning?
  
• What is an obliquity cycle?
  
• Does air pressure change with humidity?
  
• How do greenhouse gases trap heat?
  
• Question #15267
  
• How was the universe formed?
  
• What are the most common types of precipitation?
  
• Why would an isolated black hole in space be difficult to detect?
  
• Using boyle's law and your understanding of what is happening at the particle level, explain why the pressure increases in aclosed water bottle as you squeeze it?
  
• How do greenhouse gases affect global climates?
  
• How is long-range weather forecasting different than short-range forecasting?
  
• How big is the biggest planet in the universe?
  
• How do the properties of the atmosphere change with altitude?
  
• How much incoming solar radiation is initially reflected off earth's surface?
  
• How does convection relate to the atmosphere?
  
• How did the tap root system get its name? Why is it called "tap root"?
  
• How is the doppler effect related to understanding the universe?
  
• Question #387a9
  
• How do greenhouse gases trap heat?
  
• How is Earth's mass related to its ability to have an atmosphere?
  
• Does Earth's tilt change as it rotates around the sun?
  
• How does earth's atmosphere affect the planet?
  
• Where are the different cloud types found in the atmosphere?
  
• Why are weather predictions important?
  
• Do humans have anything to do with climate change?
  
• What is GPS and how does it work?
  
• The black hole in the galaxy M82 has a mass about 500 times the mass of our Sun. It has about the same volume as Earth's moon. What is the density of this black hole?
  
• How does the rotation of the earth on its axis affect climate?
  
• Question #84c56
  
• Question #88e4c
  
• What is the composition of a white dwarf or neutron star and why does it still shine?
  
• Why the Earth is not in thermal equilibrium with the Sun?
  
• How do oceans absorb CO2?
  
• What amount of water on earth is drinkable?
  
• When does water vapor in air condense?
  
• How are clouds formed and what factors affect their formation?
  
• What effect can greenhouse gases have on climate?
  
• How can greenhouse gases be good and bad?
  
• How does global climate change affect agriculture?
  
• Question #f67f0
  
• What is the role of greenhouse gases in global warming?
  
• Question #a8da2
  
• What length of time is equivalent to an eon?
  
• Are pulsars related to quasars?
  
• Which stage follows the white dwarf stage of star development?
  
• What will happen if there wasn't any water on the earth?
  
• How does the sun cycle influence climate change?
  
• What causes sea and land breezes?
  
• How can a series of synoptic weather maps be used to predict the future location of a low pressure center?
  
• What is the evidence for climate change? Can you provide me with the resources where you get your information?
  
• How can stars burn without oxygen?
  
• What are the five oceans?
  
• How do black dwarfs die?
  
• Why is mercury now seldom seen in laboratories?
  
• Why did gregor mendel use garden peas in his studies?
  
• Question #adb3c
  
• Who is often called the father of physical science?
  
• What is an earthquake?
  
• What change in weather does a barometer measure?
  
• If earth did not rotate, what would happen to the global winds and why?
  
• Which of the inner planets have surface winds?
  
• What type of air mass is frigid cold and travels southward from Canada?
  
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