Tuesday, May 12, 2009
Thursday, March 5, 2009
spring tides and neap tides
spring tides
twice every lunar month (14 3/4); the moon and sun in line with each other (conjunction)
neap tides
twice every lunar month (14 3/4); moon and sun are at right angles to each other (quadrature)
twice every lunar month (14 3/4); the moon and sun in line with each other (conjunction)
neap tides
twice every lunar month (14 3/4); moon and sun are at right angles to each other (quadrature)
Friday, February 27, 2009
assalamualaikum...
selamat datang ke blog aku yg bru bkk ni..kepda sesiapa yng inginkan info terkini dlm smua bidang..
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