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Just a second

             It will take you almost five seconds to read this sentence. During an average length film more than 5,000 seconds will pass. In a lifetime of 80 years, there are more than 2.5 billion seconds – but you will spend more than 800 million of them asleep!
                                           
                                       1 minute  60 seconds
                                       1 hour  3,600 seconds
                                       1 day 86,400 seconds
                                       1 week 604,800 seconds
                                       1 year 31,536,000 seconds
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