Deck 1: Atomic Structure

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Question
____ is the best natural conductor of electricity.

A) Copper
B) Silver
C) Gold
D) Aluminum
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Question
Electricity is composed of electrons.
Question
The hydrogen atom contains one proton and one electron.
Question
The atoms of an insulator generally contain seven or eight valence electrons.
Question
In 1808 a scientist named ____ proposed that all matter was composed of atoms.

A) J.J.Thompson
B) Niels Bohr
C) Isaac Newton
D) John Dalton
Question
The orbit in which the electron exists is determined by the electron's weight times its speed times the diameter of the orbit.
Question
____ are materials that do not permit electrons to flow through them easily.

A) Alternators
B) Thermocouples
C) Insulators
D) Conductors
Question
In 1913 a scientist named ____ presented the most accepted theory concerning the structure of an atom.

A) J.J.Thompson
B) Niels Bohr
C) Isaac Newton
D) John Dalton
Question
____ produce electricity by chemical action.

A) Batteries
B) Solar cells
C) Thermocouples
D) Piezoelectric devices
Question
Since electrons are negatively charged particles and protons are positively charged particles, they repel each other.
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Deck 1: Atomic Structure
1
____ is the best natural conductor of electricity.

A) Copper
B) Silver
C) Gold
D) Aluminum
Silver
2
Electricity is composed of electrons.
True
3
The hydrogen atom contains one proton and one electron.
True
4
The atoms of an insulator generally contain seven or eight valence electrons.
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5
In 1808 a scientist named ____ proposed that all matter was composed of atoms.

A) J.J.Thompson
B) Niels Bohr
C) Isaac Newton
D) John Dalton
Unlock Deck
Unlock for access to all 10 flashcards in this deck.
Unlock Deck
k this deck
6
The orbit in which the electron exists is determined by the electron's weight times its speed times the diameter of the orbit.
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7
____ are materials that do not permit electrons to flow through them easily.

A) Alternators
B) Thermocouples
C) Insulators
D) Conductors
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Unlock Deck
k this deck
8
In 1913 a scientist named ____ presented the most accepted theory concerning the structure of an atom.

A) J.J.Thompson
B) Niels Bohr
C) Isaac Newton
D) John Dalton
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Unlock for access to all 10 flashcards in this deck.
Unlock Deck
k this deck
9
____ produce electricity by chemical action.

A) Batteries
B) Solar cells
C) Thermocouples
D) Piezoelectric devices
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Unlock for access to all 10 flashcards in this deck.
Unlock Deck
k this deck
10
Since electrons are negatively charged particles and protons are positively charged particles, they repel each other.
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