First Grade Heat and Light Questions

• Twinkle Twinkle Little Star. Did you know that stars do not twinkle when they are in outer space. They only appear to twinkle when we see them through the earth’s atmosphere. Why?
  http://www.enchantedlearning.com/subjects/astronomy/stars/twinkle.shtml
   
• Look at this picture of the sun. What words would you use to describe the sun?
  http://solar-center.stanford.edu/latestimg/current_eit_304.gif
   
• Did you know that the sun "sings?" Would you like to listen to it?
  http://solar-center.stanford.edu/singing/singing.html#sing
   
• Who were the inventors of the light bulb?
  http://www.enchantedlearning.com/inventors/edison/lightbulb.shtml
   
• Why do you think the light bulb was such an important invention?
   
• What is the Greenhouse effect and how does this affect whether the earth gets hotter or cooler? Can you think of things you can do to eliminate the greenhouse effect? What will happen if the earth continues to heat up?
  http://www.enchantedlearning.com/subjects/astronomy/planets/earth/Greenhouse.shtml
   
• What are the coldest and hottest temperatures that the earth has ever reached? What would you have to do if New Hampshire ever got that hot or cold?
  http://www.enchantedlearning.com/subjects/astronomy/planets/earth/
    
• What is a rainbow? Does it look the same to everyone who sees it? How far away is it?
  http://www.deltatech.com/rv/rainbows.html
   
• Here are some wonderful pictures of rainbows? What is similar about them and what is different?
  http://www.cs.princeton.edu/~rywang/berkeley/magic_small/rainbows.html