Students will be able to
- describe the Sun, Earth, and the Moon as roughly spherical bodies,
- explain how the movement of Earth causes day and night and the apparent movement of the Sun across the sky,
- identify how long it takes Earth to rotate once on its axis and explain that we call this a day,
- describe the movement of Earth around the Sun and identify how long this takes,
- describe the movement of the Moon around Earth and identify how long this takes.