1.1-1.2 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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| Matter | Is anything that has mass and takes up space.
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| Atom | Is a small particle that is the building block of matter.
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| Substance | Is matter with a composition that is always the same.
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| Element | Is a substance made of only one kind of atom.
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| Molecule | Is two or more atoms that are held together by chemical bonds and acts as a unit.
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| Compound | Is a substance made of two or more elements that are chemically joined in a specific combination.
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| Mixture | Is matter that can vary in composition.
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| Heterogeneous mixture | Is a mixture in which the substances are not evenly mixed.
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| Homogeneous mixture | A mixture in which two or more substances are evenly mixed, but not bonded together.
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| Nucleus | Is the region at the center of an atom that contains most of the mass of the atom.
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| Proton | Is a positively charged particle in the nucleus of an atom.
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| Neutron | Is an uncharged particle in the nucleus of an atom.
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| Electron | Is a negatively the charged particle that occupies the space in an atom outside the nucleus.
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| Electron Cloud | Is the region surrounding an atoms nucleus where one or more electrons are most likely to be found.
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| Atomic number | Is the number of protons in the nucleus of an atom of an element.
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| Isotope | Is one of two or more atoms of an element having the same number of protons, but a different number of neutrons.
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| Ion | Is an atom that has a charge because it has gained or lost electrons.
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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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