The positions of the stars change over time.
Scientists can predict the positions of the stars at future dates.
Scientists can re-create the positions of the stars as they would have appeared to people in different places at different times in past history. Scientists can predict eclipses of the sun and moon. Materials Procedures Adaptations Discussion Questions Extensions Evaluation Suggested Readings Links Vocabulary Academic Standards Credit Printable version of the lesson plan in rich text format. Use our Teaching Tools to create custom worksheets, puzzles and quizzes about this topic. Back to Top 1.