Atoms and Matter
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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| Protons and neutrons are in the _______ of the atom. | nucleus
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| Anything that has mass and takes up space. | matter
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| A mixture in which two or more substances are evenly mixed but not bonded together. | homogeneous mixture
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| A mixture in which the substances are not evenly mixed. | heterogeneous mixture
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| Two or more atoms that are held together by chemical bonds and act as a unit. | molecule
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| Matter with a composition that is always the same. | substance
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| Substance made of only one kind of atom. | element
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| A small particle that is the building block of matter. | atom
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| Substance made of two or more elements that are chemically joined in a specific combination. | compound
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| Granite | HE
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| Smoke | HE
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| Soda | HO
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| Brass | HO
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| Trail mix | HE
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| Air | HO
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| Tap water | HO
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| Positively charged particle in the nucleus of an atom. | proton
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| Region surrounding an atom's nucleus where one or more electrons are often found. | electron cloud
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| Negatively charged particle that occupies the space in an atom outside the nucleus. | electron
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| One or more atoms of an element having the same number of protons but a different number of neutrons. | isotope
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| Region at the center of an atom that contains most of the mass of an atom. | nucleus
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| An atom that has a charge because it has gained or lost electrons. | ion
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| The number of protons in the nucleus of an atom of an element. | atomic number
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| Uncharged particle in the nucleus of an atom. | neutron
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| Which particle in an atom has a positive charge? | proton
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| Which particle in an atom has no charge? | neutron
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| Which particle in an atom has a negative charge? | electron
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| Where is the most of the mass of an atom found? | nucleus
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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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