Unit 11, Chapter 30 Integrated Science. Unit Eleven: Astronomy 30.1 Cycles on Earth 30.2 Tools of Astronomy Chapter 30 What is Astronomy?
By: Tajalin, Hannah, Alexis EARTH. FACTS Earth is a rocky inner planet 3 rd planet from the sun Has an orbital period of 365 ¼ days Completes one rotation.
Motions of the Earth
