5. Astronomers use various forms of evidence to learn more about what early Earth was like. What
are two objects astronomers have used? (10 points)
Apex

Astronomy can be described as the scientific study of celestial objects. Astronomy is known to be one of the oldest of sciences. Methodological observations of the night sky were made in the beginning to understand various phenomenons of the celestial bodies.

Astronomical artifacts were one of the objects which astronomers used for studying the celestial bodies.

The invent of the telescope was another object which lead to the main and rapid developments in the field of astronomy.