chapter 1
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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| hypothesis | A statement of what you think will happen during an investigation
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| observation | Is something you find out objects, events, or living things by using your senses
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| experiment | The use of scientific methods to test your hypothesis
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| model | Models are objects or ideas that represent other things
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| survey | Questions that are answered by people
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| sampling | Taking random individuals and examining them
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| variable | Something that can change in a test
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| control group | The group that does not get the treatment
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| procedures | Are step by step instructions for completing a task
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| independent variable | A variable that you can control or change
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| dependent variable | A variable that changes when an independent variable changes and ends up being the data
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| experimental group | The group that gets the treatment
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| data | Information that helps draw a conclusion
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| precision | The ability to constantly repeat a measurement
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| accuracy | The ability to make a measurement close to the actual value
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| interference | A conclusion based on observations
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| evidence | Observations that make you believe that something is true
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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:
krmallur
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