Hi‚ my name is water molecule! H2O for short. I live in the bottom of a well. I come from 2 hydrogen atoms‚ but I have an oxygen atom in me! Down here in my well‚ we have a swell time together. In our liquid state‚ we are not too far apart‚ nor too packed together. It’s really great being a liquid! I feel bad for my cousin CO2. He is probably sublimating into a gas from a solid‚ or as a gas‚ freezing back into a solid. He has no melting point‚ only a freezing and boiling point. I’m SO glad I will
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test tube rack. Add a 0.5 cm cube of Beef liver into each tube (if not already prepared‚ use a scalpel or knife to cut your own pieces). Using a medicine dropper‚ add 3-4 drops of pH solution 2 for test tube 1‚ pH 7 for test tube 2‚ and pH 11 for test tube 3. Add a few drops of tap water for each tube. Then‚ add 2-3 drops of hydrogen peroxide for each tube and wait for 5 minutes. Allow some time for the foaming reaction to occur and finish. Use a metric ruler to measure the thickness of the
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SAVE WATER SAVE LIFE Water covers 71% of the Earth’s surface‚ and is vital for all known forms of life. On Earth‚ it is found mostly in oceans and other large water bodies‚ with 1.6% of water below ground in aquifers and 0.001% in the air as vapor‚ clouds (formed of solid and liquid water particles suspended in air)‚ and precipitation. Oceans hold 97% of surface water‚ glaciers and polar ice caps 2.4%‚ and other land surface water such as rivers‚ lakes and ponds 0.6%. A very small amount of the
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talk to. When Kate was a child‚ she often visited the ponds near their house with her brother‚ Matt. There are several explanations of the ponds throughout the novel‚ which are connected to the theme of the story. The ponds help Kate decide her job in the future‚ they are a representation of Kate’s childhood and hometown and they also allowed the relationship between Matt and Kate. Firstly‚ the pond had a significant part in Kate’s career. The ponds and Matt were teachers of biology to her. Matt told
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AT A CERTAIN season of our life we are accustomed to consider every spot as the possible site of a house. I have thus surveyed the country on every side within a dozen miles of where I live. In imagination I have bought all the farms in succession‚ for all were to be bought‚ and I knew their price. I walked over each farmer’s premises‚ tasted his wild apples‚ discoursed on husbandry with him‚ took his farm at his price‚ at any price‚ mortgaging it to him in my mind; even put a higher price on it
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The Sydney Tar Ponds are the most toxic hazardous waste site in North America‚ located in Cape Breton. These tar ponds were caused essentially from a century of steel making‚ polluting it with high levels of PCB‚ mercury‚ lead and polynuclear aromatic hydrocarbons. This was first discovered in 1980 by the Department of Fisheries and Oceans in Sydney Harbor‚ which resulted in a period of events and frustrations for both the government and residents. In1982 lobster fisheries were all closed down due
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adult suffrage soon after Independence. We also reposed faith in the potential of women in our public life. Today our local bodies have over a million women representatives. This is more than the number of elected women representatives in the entire rest of the world put together. But‚ this momentous action for political empowerment has not been carried over into many other spheres of our nation’s life. Our record in female literacy is far from satisfactory as the last Census recording only 54% female
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“Consider It Joy” In the book “Witch of Blackbird Pond”‚ in this essay referred to as WBP‚ the protagonist Katherine Tyler‚ affectionately referred to as Kit‚ is an orphaned fifteen year old girl who grew up on the tropical island of Barbados where her grandfather had supported her till her current age when he died and left the family debt and affairs in her young and incapable hands. Kit however being a smart child sold their plantation and slaves‚ and everything but her own clothes to pay
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to use a plastic ball and water to secure the egg before wrapping it in the bubble wrap. After failure we tried other materials but they never made the testing stage dues to elimination. We went to ace hardware to look for materials that would hold the egg securely without breaking it. After searching for a while and scratching out ideas we found a two inch PVC pipe along with two one and a half inch test plugs that are water tight. At this point we still had the water idea to hold the egg inside
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Cody Morton 10 October 2011 Drop in the Bucket Imagine a family that is struggling to get by and are suddenly stripped from their suburban home because of a natural disaster‚ such as a flood‚ that tore through the house like it was butter‚ and flooded their basement to halfway up their stair case to the second level. Everything they had worked for‚ all the memories made and all of their most prized possessions were lost. But the insurance denied the claim and did not give you any money to rebuild
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