Intro Unit
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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| qualitative observation | description; observations with words
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| quantitative observation | measuring observations using numbers
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| observation | using your senses to gather information
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| inference | when you are able to use observations to explain something
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| beaker | a flat-bottomed tool used to measure larger volumes of liquids
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| erlenmeyer flask | a tool that measures volume but also has tapered neck to swirl/mix substances
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| graduated cylinder | a tall cylindrical tool to measure small volumes of liquid in precise increments
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| test tubes | a small glass to hold (not measure) small volumes of liquids
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| thermometer | a tool to measure the temperature in Fahrenheit or Celcius
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| dropper | a tool to drop small amounts of liquids
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| safety glasses | protective eyewear that protects your eyes from harmful materials
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| microscope | a tool to view smaller objects more clearly
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| digital scale | a tool that will measure the mass of an object
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| scoopula | a tool to transfer small powders or solids to test tubes or other holding areas
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| hypothesis | An educated guess (prediction) based on observations and/or prior knowledge
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| procedures | A simplistic but detailed step by step list of what to accomplish
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| independent variable | It is a variable that stands alone and isn't changed by the other variables you are trying to measure.
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| dependent variable | It is the measurement that changes as a result of the IV.
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| control variable | What stays the same in an experiment
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| controlled experiment | An experiment where the person conducting the test only changes one variable at a time in order to isolate the results.
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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:
upton 7th science
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