Preview 1
ACTIVE READING Engage Your Brain SC.4.E.5.1 Observe that the patterns of stars in the sky stay the same although they appear to shift across LESSON 1 the sky nightly, and different stars can be seen in different seasons. SC.4.E.5.3 Recognize that Earth revolves around the Sun in a year and rotates on its axis in a 24-hour day.
Preview 1
Preview 2
Preview 3
Preview 4
Preview 5
Preview 6