lessons 1-6
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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| matter | anything that has mass and takes up space
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| mass | the amount of matter in an object
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| weight | a measure of the gravitational force
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| volume | the amount of space that an object takes up, or occupies
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| density | a measure of the amount of mass in a given volume
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| physical property | a characteristic of a substance that can be observed and measured without changing the identity of the substance
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| chemical property | a substance's ability to change into a new substance with different properties.
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| physical change | a change that affects one or more physical properties of a substance
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| chemical change | occurs when one or more substances change into entirely new substances with different properties
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| law of conservation of mass | states that in ordinary chemical and physical changes.
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| atom | the smallest unit if an element that maintains the properties of that element.
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| element | is made up of one or more of the same kind of atom chemically combined.
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| compound | made up of different kinds of atoms chemically combined.
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| mixture | a variety if elements and compounds that are not chemically combined with each other.
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| pure substances | a sample of matter, either a single element or a single compound, that has definite chemical and physical properties.
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| heterogeneous | describes something that has a uniform structure or composition throughout.
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| homogeneous | describes something that has a uniform structure or composition throughout.
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| solid | a substance that has a definite volume and shape.
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| liquid | a substance that has a definite volume but not a definite shape.
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| freezing | the change of state in which a liquid becomes a solid.
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| melting | the change of state from a solid to a liquid.
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| evaporation | particles gain enough energy that they escape from the surface of the liquid and become a gas.
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| boiling | a rapid change from a liquid to a gas, or vapor
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| condensation | the change of state from a gas to a liquid
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| sublimation | the change from a solid state directly into a gas.
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| deposition | the change in state from a gas directly to a solid.
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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:
madness25
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