by the Hertzsprung-Russell diagram
By finding a constant, continuous change in the coordinates of stars every year.
Yes, diamond is a raw material and is located deep within the earth's mantel.
No.
Astronomers and physicists.
No, Astronomers have discovered erupting volcanoes on Venus as well as Earth
They don't. That's the job of astronomers.
No , I can't , it is job of astrologist and astronomers !
By finding a constant, continuous change in the coordinates of stars every year.
How close and far something is from you.
The speed of relative retreat of the star.
India astronomers recognized that the earth was a sphere.
Arab astronomers determined that the Earth is flat.
They can do so by examining the light from the star. Doppler shift can indicate this
Parallax is the method that astronomers use to measure the distance from the sun to the earth.
Within the Earth (usually in the upper crust).
Yes, diamond is a raw material and is located deep within the earth's mantel.
Because you study earth and science and astronomy is study of stars and planets. So I think astronomers are a scientist of earth dont you!:)