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Physics - Y12 > Section 1 - Particles and Radiation > Flashcards

Section 1 - Particles and Radiation Flashcards

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1
Q

What is a Nucleon?

A

Collective term for Protons and Neutrons.

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2
Q

What is an Isotope?

A

A varied element with the same number of Protons and Electrons but a differing number of Neutrons.

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3
Q

Formula for Specific Charge

A

Specific Charge = Charge/Mass

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4
Q

What is Specific Charge measured in?

A

Coulombs per Kilogram (CKg^-1)

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5
Q

Charge of Particle

A

1.60x10^-19

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6
Q

Mass of Particle

A

1.67x10^-27

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7
Q

What is an Electron Antineutrino?

A

It is a form of energy given off during Beta Minus Decay.

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8
Q

What is the Electromagnetic force?

A

The force attempting to repel an atom’s components.

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9
Q

What is the Strong Nuclear Force?

A

The force that holds a nucleus together.

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10
Q

What is Alpha Decay?

A

Where two protons and neutrons are produced from decay.

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11
Q

What is Beta Minus Decay?

A

Where a neutron is changed into a proton, also producing an electron and an electron antineutrino.

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12
Q

What are Hadrons?

A

Where the strong force interacts.

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13
Q

What are Cosmic Ray Showers?

A

High energy particles produced from radiation from Space interacting with molecules from the atmosphere.

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14
Q

Types of Baryons

A

Neutron and Proton.

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15
Q

Type of Mesons

A

Kaons and Pions.

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16
Q

Type of Leptons

A

Le (e) (Ve) , Lu (u) (Vu)

17
Q

What do Mesons do?

A

Exchange strong forces.

18
Q

What do Pions do?

A

Exchange the Strong Nuclear Force.

19
Q

What is a quark?

A

A quark is a constituent of particles and is the fundamental product of matter.

20
Q

What is strangeness?

A

A property of particles, expressed as a quantum number.

21
Q

Give 2 examples of Hadrons?

A

Baryons and Mesons.

22
Q

What are 2 types of Fermions?

A

Leptons and Baryons.

23
Q

What are two types of Bosons?

A

Mesons and Gauge Bosons.

24
Q

What is Gauge Boson?

A

They are force carriers for Fermions.

25
Q

What is the Gauge Boson for the strong interaction?

A

Gluon.

26
Q

What are the Gauge Bosons for the weak interaction?

A

Photon, W+, W-, Z0.

27
Q

What is the Gauge Boson for gravity?

A

Higgs (H0)

28
Q

When is strangeness conserved?

A

In strong interactions.

29
Q

What are the quarks in neutron?

A

UDD

30
Q

What are the quarks in a proton?

A

UUD

31
Q

What is the minimum energy for pair production?

A

The combined energies of the particle and antiparticle.

Physics - Y12 (6 decks)

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