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15
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What is an isotope?
A particle inside the nucleus
An atom with more electrons than protons
Atoms of the same element with different neutrons
Number of electrons
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15
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What happens if an atom gains a neutron?
It becomes a different element
It loses protons
It loses electrons
It becomes an isotope of the same element
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15
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Which subatomic particle has a positive charge?
Neutron
Proton
Quark
Electron
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15
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What is the combination of quarks in a neutron?
uuu
uud
udd
ddd
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15
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Which statement is true about quarks?
Quarks orbit the nucleus
Protons and neutrons are made of quarks
Quarks are found in electrons
Quarks have no charge
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heart
Other team wins 5 points!
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rocket
Go to first place!
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gift
Win 25 points!
Okay!
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lifesaver
Give 20 points!
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baam
Lose 15 points!
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star
Double points!
Okay!
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fairy
Take points!
5
10
15
20
25
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banana
Go to last place!
Oops!
15
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How many quarks make up a proton?
2
1
4
3
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15
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Which particle is neutral in charge?
Up quark
Neutron
Proton
Electron
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baam
Lose 15 points!
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rocket
Go to first place!
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rocket
Go to first place!
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thief
Give points!
5
10
15
20
25
15
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Which particle determines the atomâs chemical behavior?
Down quark
Electron
Proton
Neutron
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15
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Which particle orbits the nucleus?
Neutron
Proton
Electron
Down Quark
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15
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Which isotope of carbon is radioactive?
Carbon-13
Carbon-14
Carbon-11
Carbon-12
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15
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What is the atomic number?
Total number of protons and neutrons
Number of electrons
Number of neutrons
Number of protons
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15
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What determines the identity of an element?
Number of neutrons
Number of electrons
Number of quarks
Number of protons
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15
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How do isotopes of the same element differ?
Number of quarks
Number of neutrons
Number of electrons
Number of protons
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