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What is true about the elements of a period? they have the same number of electron shells. they have similar chemical characteristics. they have similar physical characteristics. they transition from a metal to nonmetal to inert gas from left to right.
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Electric charge is what ? a. kinetic energy b. radiation c. discovery d. electricity
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Wind and moving water provide energy. chemical mechanical thermal none of the above
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Ascientist conducted an experiment and discovered that certain plants grow faster when given a particular amount of fertilizer. anouther scientist conducted the same experiment and got similar results. which concept does this best illustrate? a) repetition b) replication c) precision d) validity
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What is true about the elements of a period? they have the same number of electron shells. they hav...
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