It could be helpfull, but is not essential.
His field of study was in Physics.
physics
The answer is Atomic Physics. Atomic physics is the study of atomic interractions.
Brian Cox is a physicist. He studies astronomy and physics. His known field is Particle physics which is the study of particles referred to as matter and radiation.
Nuclear Physics
String theory seeks to unite quantum physics with the theory of general relativity in the field of theoretical physics.
it is important because the technology, that they operate is the product of physics.
physics. Please see the link.
To become a theoretical physicist, you typically need to earn a Ph.D. in theoretical physics or a related field. This involves rigorous study of physics principles, mathematics, and research in theoretical physics. It's also helpful to gain research experience through internships or assistantships, and to stay updated on advancements in the field.
Ellen Ochoa's field of study is in engineering and physics, with a specific focus on optical systems. She is an astronaut and the first Hispanic woman to travel to space.
Einstein's major field of study was theoretical physics, with a focus on developing the theory of general relativity. He also made significant contributions to quantum mechanics and the understanding of the photoelectric effect, for which he was awarded the Nobel Prize in Physics in 1921.
yes toefl or ielts is compulsory