Science Vocab. 5
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 | the smallest particle of an element that still retains the properties of the element
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| Atomic Number | number of protons in an nucleus
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| Average Atomic Mass | weighted-average mass of the mixture of an elements isotopes
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| Electron | particles surrounding the center of an atom that have a charge
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| Electron Cloud | area around the nucleus of an atom where the atoms electrons are most likely to be found
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| Electron Dot Diagram | uses the symbol for an element and dots representing the number of electrons in the elements outer energy level
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| Group | vertical column in the periodic table
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| Isotope | atoms of the same element that have different numbers of neutrons
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| Mass Number | sum of the number of protons and neutrons in an atoms nucleus
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| Neutron | neutral particle composed of quarks inside the nucleus of an atom
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| Nucleus | positively charged center of an atom that contains protons and neutrons and is surrounded by a cloud of electrons
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| Period | horizontal row in the periodic table
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| Periodic Table | organized list of all known elements that are arranged by increasing atomic number and by changes in chemical and physical properties
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| Proton | particle composed of quarks inside the nucleus of an atom that has a charge of 1+
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| Quark | particles of matter that make up protons and neutrons
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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.
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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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