6th grade science
Help!
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| how are elements on the far right of the periodic table classified? | nonmetals
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| elements are organized into the periodic table according to what? | their atomic number
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| who's experiments led to the discovery of the electron | thompson
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| how many atoms of calcium are in calcium phosphate, Ca3(PO4)? | 3
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| T or F, nonmetals are gases at room temperature? | T
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| T or F metals are poor conductors of heat | F
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| T or F, matter is destroyed during a chemical change | F
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| where is most of the mass of an atom found | necleus
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| if an atom has 26 protons, 26 electrons and 30 neutrons, it's mass number is.. | 56
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| are alpha particles classified as matter | yes
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| does light have mass and take up space? | no
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| All matter is made up of particles called.... | atoms
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| what are the elements on the left side of the periodic table called | metals
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| elements with properties of both metals and nonmetals are called | metalloids
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| chlorine-35 and chlorine-37 are examples of | isotopes
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| chlorine-35 and chlorine-37 have a different number of.... | 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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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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Created by:
victisha
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