AMS SOL 6.5
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| density | ratio of mass per unit of volume
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| why does ice float? | it is less dense than liquid water
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| freezing points of water | 32F and 0C
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| boiling points of water | 212F and 100C
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| polar molecule | uneven sharing of electrons causes one end to be positive and the other to be negative
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| postive end of a water molecule | Hydrogen
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| negative end of a water molecule | Oxygen
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| cohesion | attraction between water molecules; water sticks to water
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| adhesion | water molecules stick to other materials
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| surface tension | the tightness across the top surface of water caused by cohesion
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| capillary action | allows water to move upward against the force of gravity
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| Universal Solvent | nickname for water because it dissolves more substance than any other material
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| weathering | rock is broken into smaller peices, sometimes by water
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| ice wedging | a form of physical weathering that occurs as a result of pressure on rock from frozen water
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| erosion | the movement of rock particles by wind or water
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| breakdown of percentages of water on Earth | 97% ocean, 2% fresh but frozen in glaciers, 1% fresh and available to drink
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| Uses of water for transportation | boats, ships, barges, aircraft carriers
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| uses of water for agriculture | irrigation (watering) crops
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| residential uses of water | bathing, cooking, cleaning
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| uses of water in industry | cooling off machinery, shipping of products
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| Uses of water for recreation | fun things like swimming, surfing, scuba diving
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| water as a habitat | home for fish, crabs, seaweed, etc.
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| hydroelectric power | the force of moving water is used to turn the turbines connected to the generators at an electrical power plant
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| water cycle | water is recyled over and over through evaporation, condensation, precipitation, and transpiration
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| transpiration | plants release water vapor from their leaves
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| aquifer | a layer of underground rock that holds fresh drinking water
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| solution | mixture created when one substance dissolves another
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| solvent | part of a solution that does the dissolving
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| solute | part of a solution that is being dissolved
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| types of chemical weathering | acid rain, dissolving, rusting
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| specific heat | the amount of heat need to increase the temperature of a substance by 1 degree Celcius; water has high specific heat
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
sford
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