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                                        15And it%u2019s the only planet we know of with life, like plants, animals, and us! The air around us is part of Earth%u2019s atmosphere. It keeps us warm and safe and provides the air we breathe. And one more thing interesting: Earth has its very own magnetic field, like a big shield. It keeps us safe from space stuff. %u201cCarol asked, %u201cMrs. Diana, how far is the Earth from the Sun?%u201d%u201cThat%u2019s a great question, Carol. Earth is about 93 million miles, or 150 million kilometres, away from the Sun. It%u2019s like a super long road trip that takes a whole year to complete.%u201dCarol%u2019s eyes widened and said, %u201cWow, that%u2019s really far! Mrs. Diana, how big is the Earth?%u201d

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