Sunlight+&+Nuclear+Fusion

//** Conduct research about our sun and how it works. Download the word document below onto your desktop and save it as yournamesunlight. Type your answersdirectly on the document and change the font so it's easier to read. **//


 * The Sun is the center of our solar system and what allows life to exist on Earth. It provides just enough heat and energy in the atmosphere to keep the Earth a comfortable temperature. It's all about the Sun - learn more by conducting research. **

__//**Answer the questions by using these websites and videos:**//__

//** Electromagnetic radiation from the sun is generated by nuclear reactions. **//

http://science.nationalgeographic.com/science/space/solar-system/sun-article/

http://genesismission.jpl.nasa.gov/science/mod3_SunlightSolarHeat/



1) Specifically - what is the sun?

2) Sun stats:

3) What types of heat and energy does the sun provide to the Earth?

4) How do plants use sunlight? media type="file" key="Energy_from_the_Sun.flv" width="468" height="351"

5) In what ways does the sun's heat affect the Earth's atmosphere?

6) What is the most important factor in keeping Earth just the right temperature?

7) Describe three ways that the sun's energy drives the Earth's climate:

8) How does the Greenhouse Effect work in Earth's atmosphere? media type="file" key="The_Roles_of_the_Sun_and_Moisture_in_Weather.flv" width="456" height="456"

9) What is the source of the Sun's energy? How does it work?

10) Nuclear fusion allows the sun to emit what?

11) How far away from Earth is the Sun?

12) Based on this distance; how much of the suns light and energy do you think reaches the Earth?

http://atropos.as.arizona.edu/aiz/teaching/a250/pp.html

http://astro.unl.edu/naap/motion1/animations/seasons_ecliptic.html

http://www.informmotion.biz/EarthLabs/Moving_Heat.html

https://www.youtube.com/watch?v=DEoT_EH_Uss

https://www.youtube.com/watch?v=89GJWHYNScE

https://www.youtube.com/watch?v=gS1dpowPlE8

http://www.scigames.org/