Mrs. P's Chapter 2
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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metric system | a system of measurement based on the number 10
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International System of Units(SI) | a system of measurement based on multiples of ten and on established measures of mass, length, and time
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mass | a measure of how much matter is in an object
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weight | a measure of the force if gravity acting on an object
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density | measurement of how much mass of a substance is contained in a given volume
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volume | the amount of space that matter occupies
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estimate | an approximation of a number based on reasonable assumptions
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accuracy | how close a measurement is to the true or accepted value
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precision | how close a group of measurements are to each other
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percent error | a calculation used to determine how accurate or close to the true value an experimental value really is
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mean | the numerical average of a set of data
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median | the middle number in a set of data
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mode | the number that appears most often in a list of numbers
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range | the difference between the greatest value and the lease value in a set of data
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anomalous data | data that do not fit with the rest of the data
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graph | a picture of information from a data table; shows the relationship between variables
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linear graph | a line graph in which the data points yield a straight line
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non-linear graph | a line graph in which the data points do not fall along a straight line
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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:
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