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SPACE FACTS

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SPACE FACTS  NO CREDITS FOR THE IMAGE USED 1. Space is completely silent. 2.  Venus is the hottest planet in the solar system and has an average surface temperature of around 450° C. Interestingly,  Venus   is not the closest planet to the Sun –  Mercury  is closer but because Mercury has no atmosphere to regulate temperature it has a very large temperature fluctuation. 3.  Of all the planets in our solar system (apart from Earth),  Mars   is the one most likely to be hospitable to life.  4.  A FULL NASA SPACE SUIT COSTS $12,000,000. While the entire suit costs a cool $12M, 70% of that cost is for the backpack and control module. 5.  Neutron stars are the densest and tiniest stars in the known universe and although they only have a radius of about 10 km, they may have a mass of a few times that of  the Sun . NEUTRON STARS CAN SPIN 600 TIMES PER S ECOND. 6.  PLANET MADE OUT OF DIAMONDS Research by Yale University scientists suggests that a rocky planet c

ONE WORD SUBSTITUTION PART 1

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CHAPTER 2 ACIDS, BASES AND SALTS

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CHAPTER 2 ACIDS, BASES AND SALTS  INTEXT EXERCISE