what do you mean? the real sun? it will first arrive the earth while her supernova ;) in million jears. or do you think of nuclear fusion? kind of exist already, but it does not really work.
Earth's path around the Sun is called Earth's Orbit.
The Sun is NEVER between the Earth and the Moon. When the Moon is between the Earth and the Sun, this is called a Solar Eclipse. When the Earth is between the Moon and the Sun, this is called a Lunar Eclipse.
When the earth goes around the sun it is called a orbit
The process that Earth receives heat from the sun is called radiation.
Earth, yes. Sun, no.
The Earth's annual motion around the sun is called a revolution.
When the Earth moves around the Sun, we say that it is orbiting the Sun.
The theory that the Sun revolved around the Earth (i.e. that the Earth is the center) is called Geocentricity. The theory that the Earth revolves around the Sun (i.e. that the Sun is the center) is called Heliocentricity.
earth's path around the sun is its orbit
Perihelion is when the Earth is closest to the sun.
The path of Earth (or other planets) around the Sun is called the planet's orbit.
When the moon is between the earth and the sun it blocks part or all of the view of the sun and it's called a solar eclipse