What does quantum field theory suggest about particles during interactions?
Horizon Radiation

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Physics, Science
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11th Grade - University
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Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Particles remain unchanged.
Particles can be created and destroyed.
Particles only change speed.
Particles become invisible.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key feature of both special and general relativity?
They are observer-independent.
They negate the laws of physics.
They are observer-dependent.
They only apply to black holes.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are Hawking radiation and the Unruh effect examples of?
Newtonian physics
Observer-independent phenomena
Observer-dependent vacua
Classical mechanics
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In quantum field theory, what represents a particle?
A static point
An oscillation in a field
A wave function
A fixed momentum
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What mathematical tool helps simplify the equations in quantum field theory?
Differential calculus
Fourier transforms
Matrix algebra
Vector analysis
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can a single particle be described in momentum space?
As a single momentum mode
As a single localized point
As infinite unlocalized oscillations
As a static wave
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the field operator in quantum field theory?
To create and annihilate particles
To measure particle speed
To define particle mass
To calculate energy levels
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