Work Cited (credibility)

Work Cited

Garlick, Mark. Astronomy. Buffalo New York: Firefly Books Ltd., 2004. 74-114. Print.
1) Yes
2) This is a print source and the author haves a good back round and a good education
3)yes

Spence, Pam. The Universe Revealed. New york NY: Cambridge University Press, 1999. 54-75. Print.
1) Yes
2) This is also another print source were the author has done allot of research and haves a good education and back round books tend to be more credible then most Internet sources
3) Yes

Cooley, Keith . "How The Moon Affects Ocean Tides...." /home.hiwaay.net/. Keith Cooley , 2002. Web. 27 Oct 2010. <http://home.hiwaay.net/~krcool/Astro/moon/moontides>.
1)  yes
2) Cooley received a Bachelor of Science degree in engineering physics and a Master of Science degree in nuclear engineering from the University of Michigan (U-M) in 1967 and 1972, respectively.  As a U-M graduate student, he founded the Minority Engineering Programs Office, College of Engineering
3) yes

Henney, Paul J. "How Earth and the Moon interact." astronomy today. astronomy today, n.d. Web. 27 Oct 2010. <http://www.astronomytoday.com/astronomy/earthmoon.html>.
1) I'm not sure
2) I'm guessing he isn't very credible because i can not find any back round as far as education in science and or physics all i see is that he works for a hotel and etc. so he probably isn't very professional in this field
3) Probably not

Spudis, Paul D. "Moon." World Book at NASA. World Book, Inc, 2004. Web. 27 Oct 2010. <http://www.nasa.gov/worldbook/moon_worldbook.html>.
1) yes
2)  Paul D. Spudis, Ph.D., Deputy Director and Staff Scientist, Lunar and Planetary Institute. He seems to have a good back round in science
3) yes

Metcalfe, Travis . "Earth's Tilt Is the Reason for the Seasons." windows2universe. National Earth Science Teachers Association, 31 Oct 2006. Web. 27 Oct 2010. <http://www.windows2universe.org/earth/climate/cli_seasons.html>.
1) yes
2) He has a great education the website i got the info from was an organization instead of another .com and he had received help from Astronomy & Astrophysics Fellowship from the National Science Foundation
3) Yes

Espenak , Fred. "Solar Eclipses for Beginners ." mreclipse. Fred Espenak, 26 Sep 2009. Web. 27 Oct 2010. <http://www.mreclipse.com/Special/SEprimer.html>.
1) yes
2) is an American astrophysicist. He works at the Goddard Space Flight Center. He is best known for his work on eclipse predictions. Espenak earned a bachelor's degree in physics from Wagner College, Staten Island, where he worked in the planetarium.
3) yes

Hathaway, Dr. David H. "Coronal Mass Ejections ." solarscience. Solar Physics, 18 Jan 2007. Web. 27 Oct 2010. <http://solarscience.msfc.nasa.gov/CMEs.shtml>.
1) yes
2) he is a DR and has a good education and back round
3) yes

Russell, Randy . "Coronal Mass Ejections." windows2universe. National Earth Science Teachers Association, 29 Mar 2010. Web. 27 Oct 2010. <http://www.windows2universe.org/sun/cmes.html>.
1) yes
2) he is a teacher and i got the info off a good website that seems credible to me
3) yes

Whyte, David B. "A Matter of Degrees: How Does the Tilt of Earth's Axis Affect the Seasons? ." sciencebuddies. Science Buddies, 06 May 2009. Web. 27 Oct 2010. <http://www.sciencebuddies.org/science-fair-projects/project_ideas/EnvSci_p051.shtml>.
1) yes
2) he has a good back round and education
3) yes