1) The lithosphere is made up of the __________ and _________________. a) crust and mantle b) air and clouds c) oxygen and carbon d) water and nitrogen 2) Earth's water contains__________ percent salt water. a) 75 b) 90 c) 97 d) 87 3) The ___________________ contains all of the Earth's water a) lithosphere b) biosphere c) geosphere d) hydrosphere 4) __________ percent of the Earth's water is fresh water. a) 3 b) 97 c) 30 d) 1 5) All kinds of living things ______________ a) lithosphere b) biosphere c) atmosphere d) hydrosphere 6) _________ is the layer of gasses that surrounds us. a) atmosphere b) biosphere c) geosphere d) hyhdrosphere 7) All of the spheres are interconnected and rely upon one another. a) True b) False 8) The Earth is a ____________ dimensional shape of a sphere. a) 2 b) 3 c) 4 d) 5 9) Earth is also made up of four distinct interrelated spheres or specific areas. a) False b) True 10) These spheres interact with each other and changes in one affect the processes of the other. a) True b) False 11) The balance of these spheres’ interactions make it possible for __________to occur on our earth. a) vapor b) cycles c) life 12) The atmosphere contains the _________________that we need to breathe. a) nitrogen b) carbon dioxide c) helium d) oxygen

SCIENCE TEST 12/2

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