Need Hellp About Science

  • bangchu

    khoảng 1 10 năm trước
  • How Light Travels In A Vacuum?
    And
    How Light Travels in Some Types Of Media?

    please help me this Do Tomorrow!!!!!!!Thank You

  • tieumanu_83

    khoảng 1 10 năm trước
  • bangchu wrote:How Light Travels In A Vacuum?
    And
    How Light Travels in Some Types Of Media?

    please help me this Do Tomorrow!!!!!!!Thank You


    Light travels at the speed of c in a vacuum rought 300,000km/sec or 186,000miles/sec

    In other medium such as water and glass light slows down
    use this equation
    c/n
    where n is the refractive index (e.g water n = 1.4, air n = 1.0003)

  • bangchu

    khoảng 1 10 năm trước
  • thank you sis

  • Minhiscus

    khoảng 1 10 năm trước
  • wowowoowowow ím so surprise

  • anhvaem

    khoảng 1 10 năm trước
  • just open any physic book, right? or lookup the net


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