Atomic Energy Flashcards

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1
Q

the splitting or fusing of atomic nuclei

A

atomic reaction

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2
Q

splitting one after the other

A

chain reaction

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3
Q

the action of blowing up; “instant” oxidation

A

explosion

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4
Q

melting together; the joining of atomic nuclei at high heat

A

fusion

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5
Q

the center or core of the atom

A

nucleus

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6
Q

the mass of one proton or one neutron

A

atomic mass unit

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7
Q

the splitting of atomic nuclei

A

fission

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8
Q

the negatively charged particle of an atom

A

electron

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9
Q

the quantity of matter something contains

A

mass

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10
Q

the positive particles of the atomic nucleus

A

proton

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11
Q

anything that takes up space

A

matter

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12
Q

an atom of an element having a different number of neutrons

A

isotope

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13
Q

the uncharged particle in the nucleus of an atom

A

neutron

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14
Q

Atomic energy is produced from changes within the ____ of the atom.

A

nucleus

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15
Q

The total mass of a chemical reaction always _____.

A

remains constant

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16
Q

Nuclear reactions convert some of the mass to

A

energy

17
Q

The mathematical relationship of the change of mass to energy was discovered by

A

Einstein

18
Q

During a nuclear reaction, a small loss of mass will produce a _____.

A

great amount of energy

19
Q

“Neither _____ nor _____ can be created or destroyed, but they can be changed from one form to the other.”

A

Matter

Energy

20
Q

Which statements are correct regarding the Law of Conservation of Matter and Energy?

A

Matter or energy can change from one form to the other.

The law agrees with the Biblical account of Creation.

21
Q

The Bible states that God created matter and energy.

A

True

22
Q

Science has no explanation or theory for the origin of matter and energy.

A

true

23
Q

The electron has a negative charge.

A

true

24
Q

The nucleus is at the center of the atom.

A

true

25
Q

Electrons surround the nucleus in orbitals.

A

true

26
Q

Electrons are heavier than protons.

A

false

27
Q

The protons in the nucleus attract electrons.

A

true

28
Q

Neutrons have a positive charge.

A

false

29
Q

Scientists have discovered over two hundred elements.

A

false

30
Q

An element is composed of at least two kinds of atoms.

A

false

31
Q

Protons and neutrons are bound tightly together in the ___ of an atom.

A

Nucleus

32
Q

When nuclear fission occurs _____.

A

energy is released

33
Q

When the nucleus of an atom is split, the release of _ produces a _ reaction.

A

neutrons

chain

34
Q

Both the atomic bomb and nuclear power plants produce energy by the process of nuclear _____.

A

fission

35
Q

The process of combining the nuclei of two atoms is called

A

fusion

36
Q

Nuclear fusion requires extremely high

A

temperature

37
Q

Thermonuclear reactions occur as the result of _____.

A

nuclear fusion

38
Q

The sun produces its heat by converting _____.

A

mass to energy

39
Q

Nuclear fusion within the Sun is demonstrating which law?

A

the law of conservation of matter and energy