Question

The imaginary line that divides day from night on the Earth is known as_______ .

Answer 1

Answer:

Terminator

Explanation:

The line that separates day and night is called the terminator. It is also referred to as the "grey line" and the "twilight zone." It is a fuzzy line due to our atmosphere bending sunlight.

Answer 2

The imaginary line that divides the day from night on the earth is known as the terminator.

Detailed answer

It is also known as the grey line or the twilight zone but it is usually called the terminator.

• It occurs due to the bending of the sunlight that is caused by the atmosphere.
• It is also defined "as the locus of points on a planet or moon where the line through the center of its parent star is tangent".
• It has a diameter that is approximately that is same as the earth.
• The strength of radio propagation changes due to this during the night and the day.
• This line is also caused by the process of scattering by particles in the gaseous layer.