How can we use our understanding of science to care for the Earth?
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It reveals a quote from one of the twentieth century’s most famous people, astronaut Neil Armstrong. a b c d e f g h i j k l m n o p q r s t u v w x y z z y x w v u t s r q p o n m l k j i h g f e d c b a
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In Earth and Space you will learn about ... Chapter 20 x21 Celestial bodies and the origins of the universe.
you will learn about:
Chapter 20 x22 Rocks and nutrient cycles, the water cycle and the atmosphere. Chapter 20 x23 Seasons, lunar phases and eclipses.
Chapter 20 x24 Sources of energy, how our current energy needs are being met and how x
Chapter 20 they may be met in the future.
Chapter 20 x25 Sustainability, human influence on the biosphere and conservation. Chapter 20 x26 How new ideas and inventions have allowed us to see and travel Chapter 20 x Chapter 20 x Chapter 20 x
