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37 Cards in this Set
- Front
- Back
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red is? |
quality |
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three meter is |
quantity |
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if you wanted to get the density of a block of wood,what would you need ? |
ruler and balance |
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if you wanted to get the density of a rock ,what tools did you need ? |
graduated cylinder |
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flammability is |
chemical property |
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malleability is |
physical property |
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viscosity is |
physical property |
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red color is ? |
intensive |
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mass is ? |
extensive |
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density is ? |
insensitive |
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freezing point ? |
intensive |
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odor is ? |
intensive |
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volume is ? |
extensive |
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evaporation of alcohol is ? |
physical change |
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tarnishing silver is ? |
chemical change |
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leaves changing color ? |
chemical change |
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wood decays is ? |
chemical change |
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freezing is ? |
physical change |
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biting a cookie is ? |
physical change |
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combustion of oil is ? |
chemical change |
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nail rusting is ? |
chemical change |
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what is a mixture ? |
2 or more substances physically combined |
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what is a compound ? |
2 or more substances chemically combined |
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a clear liquid evaporates and leaves a yellow solid ?the original liquid was what type of matter ? |
mixture possibly solution |
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one atom of sulfur and 3 atoms of oxygen is an example of ? |
molecular compound |
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what is the smallest part of an element that has all of the properties of the element ? |
atom |
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what is the charge on the nucleus ? |
positive |
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what is inside the nucleus ? |
protons & neutrons |
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what is the charge on the electron cloud ? |
negative |
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what is inside the electron cloud ? |
electrons and empty space |
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of the nucleus and the electron cloud which is the most dense ? |
nucleus |
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what is an isotope |
elements with the same number of protons,different # of neutrons |
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if 2 atoms are the same element what must be the same |
# of protons |
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the number written after the name of an isotope ?` |
mass # |
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what are 4 properties of covalent compounds? |
low conductivity ,low boiling point ,low melting point ,low solubility |
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list 4 properties of ionic compounds |
high melting point ,high boiling point,high conductivity and crystal form |
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H,N,O,F,Cl,Br,T are what type of molecules |
diatomic |
