science ch. 1 vocab
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| theory | explanation of things or events that is based on knowledge gained from many observation and experiments.
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| science | way of learning more about the natural world that provides possible explanation to question and involves using a collection of skills
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| scientific theory | a possible explanations to questions and involves using a collection of skills.
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| scientific law | a rule that describes a pattern in nature but does not try to explain why something happens
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| system | collection structures,cycles,and processes that relate toand interact with each other
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| life science | study of living systems and how they interact
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| earth science | study of Earth systems and systems in space,including weather and climate systems,and the study of nonliving things such as rocks,oceans,and planets
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| physical science | study of matter,which is anything that takes up space and has mass, and the study of energy,which is the ability to cause change.
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| technology | use the science to help people in some way
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| observation | a record or description of an occurrence or pattern in nature
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| hypothesis | reasonable guess that can be tested and is based on what is known and what is observed
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| infer | to draw a conclusion based on an observation
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| controlled experiment | involves changing one factor and observing its effects on one thing while keeping all other things constant
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| variable | factor that can be changed in a experiment
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| independent variable | variable that is changed in an experiment
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| dependent variable | variable that changes as a result of a change in the independent variable
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| constant | variable that is not changed in an experiment
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| scientific method | processes scientists use to collect information and answer question
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| model | any representation of an object or an event that is used as a tool for understanding the natural world can communicate observations and ideas test predictions and save time,money,and lives
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| prediction | an educated guess as to what is going tom happen based on observation
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| critical thinking | involves using knowledge and thinking skills to evaluate evidence and explanations
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| data | information gathered durin gan investigation;recorded in the form of descriptions,tables,graphs,or drawings
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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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Isabella_gogna
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