Quantum mechanics is deemed the hardest part of physics.
1. Mechanical Physics / Mechanics. One of the most basic and fundamental branches of classical physics, mechanics is concerned with the study of movements and motions of material objects and how these objects are affected by and interact with other different forces.
General Relativity is more mathematically difficult than non-relativistic quantum mechanics (which is what most people mean when they say "quantum mechanics").
Generally, physics is often deemed to be the hardest of all the sciences, especially as an A level qualification. Physics involves a lot of complex maths content – an aspect that most students struggle with.
Their new idea is called constructor theory and it is both simpler and deeper than quantum mechanics, or indeed any other laws of physics. In fact, Deutsch claims that constructor theory forms a kind of bedrock of reality from which all the laws of physics emerge.
Generally speaking, physics will be easier for a student that is mathematically inclined but struggles with rote memorization. Chemistry will be easier for a student that struggles with math but excels at memorizing information efficiently.
To be a working quantum physicist, you will need a working knowledge of all of calculus; PDE's(partial differential equations) and ODE's(ordinary differential equations); and linear algebra.
For PHYSICS : The easiest chapters among all the syllabus is the modern Physics, Radioactivity, kinematics( it is very scoring), Thermodynamics, waves and optics.
A doctorate is the physics field's highest degree.
Quantum mechanics is deemed the hardest part of physics. Systems with quantum behavior don't follow the rules that we are used to, they are hard to see and hard to “feel”, can have controversial features, exist in several different states at the same time - and even change depending on whether they are observed or not.
Most career opportunities require at least a master's degree, which may take about two years of additional study. After a master's degree, some professionals may pursue a doctorate, which can take approximately four to eight years.
Because many of the concepts of quantum physics are difficult if not impossible for us to visualize, mathematics is essential to the field. Equations are used to describe or help predict quantum objects and phenomena in ways that are more exact than what our imaginations can conjure.
Engineering is considered one of the most difficult courses in the world as it involves more math and physics than most students want to take on. The course curriculum includes problem-solving using tactical and analytical skills and critical thinking.
Chemistry is famous for being one of the hardest subjects ever, so it's no surprise that a Chemistry degree is fiercely challenging. Just one topic in Chemistry (for example, organic chemistry) is incredibly complex.
One might perceive Biology as the most challenging subject, while another one might consider Physics as the hardest A-Level course. All three A-Level courses, Biology, Chemistry, and Physics, consist of relatively easy or tough sections, which again entirely depend on a specific individual's enthusiasm.
Quantum weirdness arises when a quantum system is enlarged to a macroscopic scale and then measured in a way that would violate the indeterminacy principle if all the measurements were fruitful.
Albert Einstein, Boris Podolsky and Nathan Rosen pointed out an apparent problem with quantum entanglement in 1935 that prompted Einstein to describe quantum entanglement as 'spooky action at a distance. '
Quantum tunnelling is real. It is an important factor in many physical phenomena, such as the rate of nuclear fusion, many chemical reactions, and a lot of technology (scanning tunnelling microscopy is a favourite of mine, but enough for now.)
Here are some most known and common reasons why learning physics is hard: Physics requires enhanced problem-solving skills. Students need to have very critical thinking while practicing certain concepts of physics. Solving physics equations, problems, and numerical also requires a strong command of mathematics.
Why is Physics harder than Math? Answer: Physics demands problem-solving skills that can be developed only with practice. It also involves theoretical concepts, mathematical calculations and laboratory experiments that adds to the challenging concepts.
Niels Bohr and Max Planck, two of the founding fathers of Quantum Theory, each received a Nobel Prize in Physics for their work on quanta.