Similar Material g90 8/22 p. 31 Why Is the Sky Blue? Colors—from Light Awake!—1971 Our Marvelous Roof—the Sky Awake!—1970 Why the Sky Is Blue Awake!—1970 Sky Insight on the Scriptures, Volume 2 Sunsets Reflect the Glory of Their Creator Awake!—1987 Sky Aid to Bible Understanding Have You Ever Seen a Green Flash? Awake!—1996 Making Color Work for You Awake!—1976 Why Usually Blue? Awake!—1972 The “Glory” of Stars Awake!—2012