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Quantum physics explains why these negative particles don't lose energy & crash into a positively charged nucleus |
electrons
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$800 |
DJ |
PHYSICAL SCIENCE |
2022-01-03 |
#8546 |
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In the body, free radicals are atoms that are unstable & can damage cells by stealing one of these particles from nearby molecules |
electrons
|
$800 |
J |
A MOMENT OF SCIENCE |
2021-07-08 |
#8439 |
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(Sarah demonstrates with a glow stick.) Three components make up light sticks--hydrogen peroxide, phenyl oxalate ester & a florescent dye; the two chemicals excite these negatively-charged particles in the dye, causing the mixture to glow |
electrons
|
$800 |
DJ |
SCIENCE 101 |
2013-07-05 |
#6645 |
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In an atom, these particles move in arrangements called orbitals |
electrons
DD
|
$1,500 |
DJ |
PHYSICAL SCIENCE |
2012-04-30 |
#6366 |
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The Schottky effect is a type of increase in the discharge of these subatomic particles from a heated surface |
electrons
|
$1,600 |
DJ |
SCIENCE TERMS |
2011-03-09 |
#6103 |
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(Kelly of the Clue Crew explains her science experiment.) Chemical reactions of the paper clip's iron & the copper wire in the acid of the lemon juice draw these elementary particles from one wire to the other |
electrons
|
$800 |
DJ |
PHYSICAL SCIENCE |
2007-10-26 |
#5320 |
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In 1925 Wolfgang Pauli stated his exclusion principle--no 2 of these particles in an atom can be in the same state |
electrons
|
$1,600 |
DJ |
PHYSICAL SCIENCE |
2003-05-19 |
#4321 |
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In an atom these elementary particles spin around the nucleus |
electrons
|
$200 |
DJ |
SCIENCE |
1996-03-06 |
#2658 |
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From Greek for "amber", these subatomic particles were discovered in cathode rays in 1895 |
electrons
|
$600 |
DJ |
SCIENCE |
1988-02-26 |
#810 |
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An ion is an atom that has a charge due to a gain or loss of these |
electrons
|
$800 |
DJ |
PHYSICAL SCIENCE |
1986-01-29 |
#363 |
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What an atom loses or gains when it is ionized |
electrons
|
$800 |
DJ |
SCIENCE |
1985-01-15 |
#92 |