Often a Bartholin's cyst requires no treatment â especially if the cyst causes no signs or symptoms. When needed, treatment depends on the size of the cyst, your discomfort level and whether it's infected, which can result in an abscess. Treatment options your doctor may recommend include: Sitz baths.
The moon's phases are caused by the changing angles of the earth's shadows and reflected sunlight as the moon revolves around the Earth over the course of about 1 month (28 days). Axis. An imaginary line where the Earth is tilted. Revolution. The earth completes one revolution around the sun every 365 days.
The umbra and penumbra parts of a shadow. Since lunar eclipses are caused by the Moon passing through the Earth's shadow and since there are 2 parts of a shadow, there are 3 types of lunar eclipses: 1  A penumbral eclipse occurs when the Moon passes through the penumbral part of Earth's shadow.