Chapter 1.3
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| Observation | a direct method of gathering information in an orderly way
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| inference | making logical conclusions
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| scientific method | gather information and answer questions
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| hypothesis | a testable explanation of a situation
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| serendipity | the occurrence of accidental but fortunate results
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| experiment | investigating a phenomenon in a controlled setting to test a hypothesis
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| control group | group used for comparison
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| experimental group | the group exposed to the factor being tested
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| independent variable | the only factor that can change in an experiment
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| dependent variable | the factor that is measured, and relies on the independent variable
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| constant | a factor that remains fixed during an experiment
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| data | information gained from observations
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| safety symbol | a logo designed to alert you about a specific danger
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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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