CK-12 Foundation
Ck 12: Earth Science: Revolutions of Earth
[Free Registration/Login may be required to access all resource tools.] How objects in the solar system orbit around each other.
Harvard University
Eyes on the Sky, Feet on the Ground: The Earth's Orbit
Students perform many inquiry activities related to Earth's orbit. Included are recording daily temperatures, observing the sun's path over several weeks, tracking sunrise and sunset times, and angle of sunlight. Diagrams make lessons...
CK-12 Foundation
Ck 12: Earth Science: Revolutions of Earth
[Free Registration/Login may be required to access all resource tools.] How objects in the solar system orbit around each other.