Conduction and more
T Time
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Atom who???
BAAM
100
Group of elements tjat are toxic and poor conductors of electricity
What are halogens
100
Horizontal rows on periodic table
What is periods
100
subatomic particle with no charge
What is neutrons
100
Atom that doesn't have a strong force large enough to hold the nucleus together
What is radioactive
100
process of splitting a nucleus into two nuclei with smaller masses
What is fission
200
group of elements that are insulators or semiconductors
What are non-metals
200
vertical columns in the periodic table
What is group
200
What causes protons and neutrons to be attracted to each other
What is strong force
200
atpms of the same element with different atomic mass
What is an isotope
200
when two nuclei with small masses are combined to form one nucleus
What is fusion
300
Group of metals that act as semiconductors.
What are metalloids
300
equal to the number of protons in an atom
What is atomic number
300
equal to the number of protons and neutrons in an atom
What is atomic mass
300
radiation of two protons and two neutrons
What is alpha decay
300
100 1/2 hour programs based on science
What is Bill Nye the Science Guy
400
Wrote the Atomic Theory
Who is Dalton
400
positively charged subatomic particles
What is proton
400
number of electrons in the outer shell of an atom
What is valence electrons
400
radiation with no mass or charge
What is gamma ray
400
There are 8xs as many atoms in a teaspoon full of water as there are teaspoons of water in the Atlantic ocean.
What is True
500
Detects alpha or beta particles by means of a condensed vapor trail.
What is Cloud Chamber
500
subatomic particle with negative charge
What is electron
500
Co, Cu, Zn, Ag, Hg
What are transition metals
500
Discovered electrons using a cathode ray
Who is Thompson
500
Electrons have a mass of approximately
What is 1/2000 of an amu (atomic mass unit)
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