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In the demonstration, 360∘ of rotation (one full rotation) represents a sidereal day. You can actually measure the length of the sidereal day by measuring the time from when __________ crosses your meridian on one day (or night) until it crosses the meridian on the next day (or night).

Respuesta :

Manetho

Answer:

- the star Vega

- the star Sirius

Explanation:

You can actually measure the length of the sidereal day by measuring the time from when - the star Vega

                           - the star Sirius

crosses your meridian on one day (or night) until it crosses the meridian on the next day (or night).

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