Healing the Sky Multiple Choices

The ozone layer wasn’t always in danger-but when scientists noticed it was becoming thinner, it led to one of the world’s greatest environmental success stories. In this informative reading passage, students learn how researchers traced the problem to chemicals called CFCs, how the discovery of the ozone hole changed scientific thinking, and how countries worked together to begin repairing the damage.

This worksheet strengthens reading comprehension by helping students follow a scientific investigation from discovery to solution. Academic vocabulary such as ozone layer, CFCs, ultraviolet radiation, stratosphere, and Montreal Protocol appears in meaningful context, helping students build lasting understanding. Written in an encouraging, teacher-friendly voice, the passage shows how science, cooperation, and problem-solving can make a positive difference for our planet.