Aquatic Science #3
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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| have a definite structure, shape , and volume | solids
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| have a definite volume, but not a definite shape | liquids
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| have no definite shape or volume | gases
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| causes water droplets to hang on the end of a leaf | adhesion
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| the reason a paper clip can float on water | surface tension
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| are greater in cold water | dissolved oxygen levels
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| helps form coral skeletons | dissolved carbon dioxide
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| occurs at the surface of a liquid | evaporation
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| occurs at any place within a liquid | boiling
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| mass per unit volume | density
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| salt what the boiling point of water | raises
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| liquid water is thought to maintain what shape the longest | tetrahedral
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| ice is held together in what shape | hexagonal
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| the settling of very small particles, such as clay, at the bottom of a liquid is know as | siltation
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| The process where matter in an area of high concentration moves to an area of low concentration is called | difusion
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| is a property of liquid that allows it to resist external forces | Surface tension
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| is the force a liquid that exerts on a body in all directions at one depth | Hydrostatic pressure
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| the phase change from a soild to a liquid calle | melting
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| the phase change from a liquid to a gas called | vaporization
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| the upward force that acts on every object that is at least partially submerged in water | buoyancy
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| the attractive force between two unlike substances | adhesion
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| the attractive force between two of the same molecules | cohesion
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| when one substance fully incorporates into a liquid, it is know as | dissolving
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| too much of what can cause exess algae growth and deplete dissolved oxygen supplies | nitrogen, phosphorous
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| what happens to water molecules between 4 and 0 | the hydrogen bonds begin to expand
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| a bond between molecules due to the attraction of slightly negative and slightly positive charged atoms | hydrogen bond
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| a bond between two atoms where the atoms share electrons | covalent bond
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| the building block of matter | atoms
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| two or more atoms chemically combined | molecule
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| boning occurs within a water molecule | covalent
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| bonding occurs between water molecules | hydrogen
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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.
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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:
casperdoe
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