Unit B-2 Vocab
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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| state of matter | one of the four distinct forms that matter can take the shape of (ie solid, liquid, gas, plasma)
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| solid | a state of matter where particles have a high force of attraction and weak energy
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| liquid | a state of matter where particles have a moderate force of attraction and energy
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| gas | a state of matter where particles have weak forces of attraction and high energy levels
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| atom | an elementary particle; it is the smallest form in which an element retains its properties
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| proton | a particle that emits positive charge (1 elementary mass)
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| neutron | a particle that neither emits positive nor negative charge (1 elementary mass)
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| nucleus | the 1% of matter in an atom; it contains the protons and neutrons of an atom
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| electron | a particle that emits negative charge (1 elementary mass)
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| electron cloud | the area in which electrons orbit the nucleus of an atom
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| valence electron | a type of electron in the atom that is located in the outermost shell
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| Periodic Table of Elements | groups/families of elements organized by AN, reactivity, properties
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| reactivity | how reactive a certain element is when exposed to other elements
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| atomic number | the number of protons found in the nucleus of a particular element
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| mass number | the average weight of all of an element’s isotopes
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| atomic mass | the average sum of the amount of protons and neutrons in each of the element’s isotopes
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| element | a pure, simplified form of matter that partially comprises our world
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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:
lli32
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