Vocabulary
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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| atom | an extremely small particle that is the basic unit of matter and is composed mainly of protons,neutrons, and electrons.
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| chemical formula | a formula composed of symbols and numbers that tell what elements make up a compound and what their ratios are.
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| compound | a form of matter made by combining two or more different kind of elements.
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| electrons | negatively charged particles that are the lightest of the three main particles found in an atom, and that form a cloud around the atom's nucleus.
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| element | natural or synthetic matter that is made up of only one type of atom; there are 112 known elements for example,gold,aluminum,and oxygen.
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| matter | anything that has mass and takes up space for example,air;its basic unit is the atom.
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| mixture | two or more substances put together that do not combine to form a compound; can be the same throughout or made of several different iteams that can be seen
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| neutron | a particle without a charge that is found in the nucleus of an atom
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| periodic table | a chart that organizes all known elements by the number of protons in the nucleus of each element and gives information such as the mass of an atom,the pattern of electrons,and weather an element is a solid,liquid,or gas.
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| proton | a positiveley charged particle located in the nucleus of an atom.
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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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