NOS 14
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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| description | spoken or written summary of observations
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| explanation | interpretation of observations
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| international system of units | internationally accepted system for measurement
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| accuracy | description of how close a measurement is to an accepted or true value
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| precision | description of how similar or close measurements are to each other
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| significant digits | are the number of digits in a measurement that are known with a certain degree of reliability
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| law of conservation of energy nos page 17 through 24 | energy can be transformed from one place to another, but it cannot be created or destroyed
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| energy transfer | when energy moves from one object to another without changing form
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| energy transformation | when one form of energy is converted to another form of energy
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| work | the transfer of energy that occurs when a force makes an object move in the direction of the force work is only being done while the force is acting on the object
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| open system | is a system that exchanges matter of energy with the environment
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| closed system | is a system that does not exchange matter or energy with the environment
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| renewable energy source | is an energy resource that is replaced as fast as or faster than it is used
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| nonrenewable energy source | an energy resource that is available in limited amounts or that is used faster than it can be replaced in nature
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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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