Unit 4 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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atomic mass | average mass of one atomof an element
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periodic table | a chart where all elements are organized into periods and groups according to their properties
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chemical symbol | one or two letter code that stands for an element;many symbols are observations of the elements name; which may be english,latin,or greek in origin.
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period | chemistry: a row of elements in the periodic table arranged by atomic mass.
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group | column of elements in the periodic table, in which elements have certain properties in common;also called chemical family.
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matter | the material that all objects and substances are made of;anything that has mass and takes up space.
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element | substances that are the building blocks of all matter; an element is made up of one kind of atom.
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compound | matter made of two or more elements; the elements in a compound are chemically bonded cannot be seperated by physical means, and a compound has properties that are different from the elements that make it up.
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atom | smallest particle into which an elemnt can be divided and still have the properties of that element.
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electron | negativily charged particles sound outside the nucleus of an atom.
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nucleus | biology structure near the center of a cell that contains the cells.
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proton | positively charged particle located in the nucleus of an aton.
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nuetron | in an atom, particle with a neutral charge; located in the nucleus.
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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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