The Horizon line
The line that separates the light and dark portions on Earth is called the terminator line. On the Moon, this line is known as the lunar terminator or dusk line. It is where sunlight transitions into darkness as a result of the rotation of the Earth and the Moon.
The horizon is where the ground and sky appear to meet at eye level. It is the apparent line that separates the Earth from the sky when viewed from a specific vantage point.
The terminator.
The dividing line between light and shadow across the moon's disk is called the terminator. This is the line that separates the illuminated side of the moon from the dark side.
If you're talking about sky as in sky on this planet, then your answer would be the horizon (the point were the ground meets the sky from any vantage point on the surface). Or you could be talking about the atmosphere, which is the boundary between the earth and space and keeps life alive, and air on earth.
horizon line
The Horizon.
The Horizon.
The line that separates the day and night is called the "TERMINATOR". it is a grey moving line
The line that separates the northern and southern hemispheres is called the equator.
?
Terminator is the twilight zone or "grey line" is a moving line that separates the day from night.The line around the Earth that separates the night side from the day side is called the "terminator".
Radcliffe line separates India and Pakistan
borders
It is the solidus line or bar that separates the numerator from the denominator in a fraction.
youz
The solidus line separates the numerator from the denominator in a fraction.