20 minutes
a fraction of a second ... but usually a single day (or night) it's close enough. But it looks full for about 3 days Answer. technically, a full moon represents the instant that the moons shadow...
3 and 1/3 cups
bigger than you.(you think)?
about a week. After i was diagnosed with it and hospitalized for 4 days.
The moon is generally called full for an entire night, but it technically is only full for an instant.