How does science plays a crucial role in many courtrooms

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Ihave made a dive then stayed on the surface for a while. after this surface interval my pressure group is k. what is the maximum amount of bottom time available when doing a repetitive to 17/56 feet

Suppose you are making a map of stars around the sun, and you draw earth 1 cm from the sun on your map. the brightest star in the night sky is 8.6 light-years from the sun. on your map, how far would you place that star from the sun?