Water Flashcards
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2380019059 | Water is the only compound that commonly exists in these three states on Earth. | Solid, Liquid and Gas | 0 | |
2391836843 | Water contains these charges in each molecule. | Positive and Negative | 1 | |
2391842402 | Water molecules tend to __________ together because they contain positive and negative charges. | Stick | 2 | |
2391847120 | Water sticking to other things is called ... | Adhesion | 3 | |
2391848704 | Water sticking to itself is called ... | Cohesion | 4 | |
2391850298 | Allows water to form drops | Cohesion | 5 | |
2391853395 | Water is called the ________________ because it dissolves more substances than any other solvent. | Universal Solvent | 6 | |
2391856026 | Water _____________ heat energy from the atmosphere. | Absorbs | 7 | |
2391861059 | Large bodies of water help to moderate the climate by _____________ heat in the summer and ___________ heat in the winter. | Absorbing Releasing | 8 | |
2391865604 | Areas near large bodies of water tend to have ___________ climates. | Milder | 9 | |
2391887125 | _________________ is an important development in the 1900's that keeps contamination of fresh water and disease outbreaks due to contaminated water from happening. | Water Treatment and Separate Sewer lines | 10 | |
2391892895 | _________________ is used to water farms and crops so that rain is not the only source of water. | Irrigation | 11 | |
2391896636 | ___________________ power uses the kinetic energy of moving water to create electricity. | Hydroelectric | 12 | |
2391900700 | Water can be made into ___________ and used to turn turbines in power plants to make electricity. | Steam | 13 | |
2391903899 | Most of the earth's water is ___________. | Salt Water | 14 | |
2391905431 | _________% of the earth's water is salt water. | 97 | 15 | |
2391907350 | Less than ___% of the earth's water is fresh and unfrozen. | 1 | 16 | |
2391909565 | Water occurs on earth in ... | Rivers, lakes and streams | 17 | |
2391911993 | Water can be found in layers of rock underground called ... | Aquifers | 18 | |
2391916162 | Over time a variety of techniques have been used to collect fresh water for consumption and use ... | tunnels, aqueducts, wells, cisterns, pumps and reservoirs | 19 | |
2391921559 | Water plays a role in three things that have shaped the environment ... | 1. Physical and Chemical Weathering 2. Erosion 3. Deposition | 20 | |
2391925398 | Freezing water can break rocks and change their shape over time. This is called ... | Physical Weathering | 21 | |
2391930732 | When water dissolves other substances, those substances may REACT with minerals in rocks. This breaks rocks down and changes them into new substances. This is called ... | Chemical Weathering | 22 | |
2391933557 | The washing away of soil and rock is called ... | Erosion | 23 | |
2391936637 | Agents of erosion include ... | Wind, Water, Weather phenomena | 24 | |
2391939170 | When soil or rock is moved to a new area forming new land shapes, this is called ... | Deposition | 25 | |
2391941873 | When water freezes, it __________. | Expands | 26 | |
2391943386 | When water freezes, it becomes less __________. | Dense | 27 | |
2391945197 | Solid ice ___________ floats in liquid water because it is less dense. | Floats | 28 | |
2391948570 | Water has _____________ which allows some objects that would normally sink to float. | Surface Tension | 29 | |
2391950659 | ________________ is why water is able to bubble up on a penny before it spills off. | Surface Tension | 30 | |
2391952978 | A _______ is used to make hydroelectric power. | Dam | 31 |