1) Mars is full of dust, rocks and iron. a) True b) False 2) It's very hot on the surface of Mars. a) True b) False 3) Mars has very high mountains, some 3 times higher than Everest. a) True b) False 4) The gravity on Mars is greater than on Earth. a) True b) False 5) There is no water on Mars. a) True b) False 6) It would take a week to travel to Mars. a) True b) False

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