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IPC > Vocab > Flashcards

Vocab Flashcards

1
Q

The SI Unit of radioactivity equal to the disintegration of one nucleus per second

A

Becquerel

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2
Q

The splitting of an elements nucleus into lighter elements

A

Fission

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3
Q

The emission of radiation from the nucleus of an atom by a process of decay

A

Radioactivity

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4
Q

Made impure or unable to be used

A

Contaminated

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5
Q

An action taken before hand to prevent a bad result

A

Precaution

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6
Q

Capable of undergoing nuclear fission

A

Fissile

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7
Q

The amount of a fissionable material required to sustain a chain reaction

A

Critical mass

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8
Q

To observe or oversee

A

Monitor

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9
Q

Kept going into required to stop

A

Sustained

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10
Q

Having to do with the nucleus of an atom

A

Nuclear

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11
Q

The amount of time during which half of a quantity of a radioactive substance will decay

A

Half-life

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12
Q

A particle that consists of a proton and a neutron and is the nucleus of a hydrogen-2 atom

A

Deuteron

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13
Q

The combining of two nuclei of atoms to form a nucleus of a heavier atom

A

Fusion

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14
Q

Having to do with nuclear fusion

A

Thermonuclear

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15
Q

The changing of an element or nuclide into another element or nuclide by decay or bombardment of an atom’s nucleus

A

Transmutation

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16
Q

A particle that has the mass of an electron but a positive charge

A

Positron

17
Q

A small, electrically neutral particle that travels close to the speed of light and is capable of passing through matter nearly unchanged

A

Neutrino

18
Q

Examining or determining the cause and nature of a disease or illness

A

Diagnosis

19
Q

A radioactive material used to follow the path of a chemical’s journey through the body

A

Tracer

20
Q

Exposed to radiation

A

Irradiated

21
Q

When the nucleus of an unstable atom of a particle element decays , it emits __________.

A

Radioactivity

22
Q

Alpha radiation consists of the particles of a(n) _____ nucleus.

A

Helium

23
Q

The _______ of an element that emits beta particles will change.

A

Atomic number

24
Q

Overall, energy in the release of gamma radiation is ____.

A

Lost

25
Q

A _______ nuclide results from the decay of a mother nuclide.

A

Daughter

IPC (1 decks)

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