Chapter #1 Skills
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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| accuracy | the closeness of a measurement to the true value of what is measured
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| astronomy | the study of the universe beyond earth
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| 3 types of variables | controlled experiment, scientific law, controlled variable
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| scientific notation | a system that makes very large or very small numbers easier to work with
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| bar graph | when you use scaled bars to repreent varies measurements when you want to compare a set of simular data
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| biology | the study of life and life processes
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| chemistry | the study of the composition, structure, properties and reactions of matter
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| circle/pie graph | using a divided circle with each slice representing a porportional fraction relates the part to the whole
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| controlled experiment | only one variable is changed at a time
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| controlled variable | everything has to be the same. The things that have to stay the same (study time, lighting)
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| conversion factor | a ratio of equivalent measurements that is used to convert a quanity from one unit to another
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| density | the ratio of a material's mass to its volume
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| density of water | 1g/cm3
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| direct proportion | relation of which the ratio of 2 variables is constant
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| geology | the study of the origin, history, and structure of earth
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| hypothesis | a proposed answer to a question
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| inverse proporation | a relationship in which the product of 2 variables is a constant
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| length | the straight line distance between 2 points (use meter stick)
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| line graph | shows relationship of 2 variables, variable Y plotted VS variable X. shows how one variable responds to changes in the other variable
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| manipulated variable | causes the change in another variable (indendpent variable)
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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:
Rosemarydby
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