IB DP Physics: HL复习笔记7.3.5 Fundamental Forces
Fundamental Forces The Strong Nuclear Force In the nucleus, there are electrostatic forces between the protons due to their electric charge and gravitational forces due to their mass Comparatively,...
Fundamental Forces The Strong Nuclear Force In the nucleus, there are electrostatic forces between the protons due to their electric charge and gravitational forces due to their mass Comparatively,...
Particle Conservation Laws Charge Electric charge must be conserved during particle interactions This means charge must have the same value overall before and after the interaction Charge is found ...
Arithmetic Series How do I find the sum of an arithmetic series? An arithmetic series is the sum of the terms of an arithmetic sequence The following formulae will let you find the sum of th...
Arithmetic Sequences What do I need to know about arithmetic sequences? In an arithmetic sequence, the difference between consecutive terms in the sequence is constant That constant d...
Hadrons, Baryons & Mesons Hadrons are the group of subatomic particles that are made up of quarks These may be either a: Baryon (3 quarks) Meson (quark and anti-quark pair) Hadrons may be eithe...
Quarks & Leptons Quarks Quarks are fundamental particles that make up other subatomic particles such as protons and neutrons Protons and neutrons are in a category of particles called hadrons H...
Approximating Values What is the general binomial expansion? The general binomial expansion, as given in the formula booklet, is If n ∈ ℕ then the expansion is finite (see Binomial Ex...
The Rutherford-Geiger-Marsden Experiment Evidence for the structure of the atom was discovered by Ernest Rutherford in the beginning of the 20th century from the study of α-particle scattering The ...
Binding Energy per Nucleon Curve In order to compare nuclear stability, it is more useful to look at the binding energy per nucleon The binding energy per nucleon is defined as: The binding energy ...
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