Particle Physics and Astrophysics Quizzes: Test Your Knowledge

Question 1

Which of the following is NOT a fundamental force of nature?

Accepted Answer

Frictional force

Answer

Gravitational force

Answer

Electromagnetic force

Answer

Strong nuclear force

Question 2

In the Standard Model of particle physics, which of the four fundamental forces is the strongest?

Accepted Answer

Strong nuclear force

Answer

Gravitational force

Answer

Electromagnetic force

Answer

Weak nuclear force

Question 3

The hypothetical particle thought to be responsible for dark matter is known as:

Accepted Answer

WIMP

Answer

Higgs boson

Answer

Neutrino

Answer

Axion

Question 4

The instrument used to detect cosmic microwave background radiation is called:

Accepted Answer

Wilkinson Microwave Anisotropy Probe

Answer

Hubble Space Telescope

Answer

Large Hadron Collider

Answer

Chandra X-ray Observatory

Question 5

The term for the hypothetical point in space-time where the universe began is called:

Accepted Answer

Singularity

Answer

Event horizon

Answer

Quantum vacuum

Answer

Big Crunch

Question 6

The main source of energy for stars is:

Accepted Answer

Nuclear fusion

Answer

Gravitational collapse

Answer

Chemical reactions

Answer

Solar wind

Question 7

Which force is excluded from the Standard Model of Particle Physics?

Accepted Answer

Gravitational force

Answer

Strong force

Answer

Weak force

Answer

Electromagnetic force

Question 8

Which of the following is NOT a fundamental force of nature?

Accepted Answer

Frictional force

Answer

Gravitational force

Answer

Electromagnetic force

Answer

Strong nuclear force

Question 9

Which fundamental force is responsible for the cohesion of protons and neutrons within an atomic nucleus?

Accepted Answer

Strong nuclear force

Answer

Electromagnetic force

Answer

Gravitational force

Answer

Weak nuclear force

Question 10

Which property is NOT characteristic of quarks?

Accepted Answer

Masslessness

Answer

Fractional electric charge

Answer

Confinement

Answer

Colour charge

Question 11

Theoretical physicists propose that which hypothetical particle played a crucial role in the inflationary expansion of the early universe?

Accepted Answer

Inflaton

Answer

Higgs boson

Answer

Photon

Answer

Graviton

Question 12

Within the Hertzsprung-Russell diagram, what does the main sequence represent?

Accepted Answer

Stars undergoing nuclear fusion reactions in their cores

Answer

Stars cooling down after exhausting their nuclear fuel

Answer

Stars collapsing under the force of their own gravity

Answer

Stars expanding as they approach the end of their lives

Question 13

Which phenomenon is a direct consequence of the expansion of the universe?

Accepted Answer

Redshift in the light emitted by distant galaxies

Answer

Gradual cooling of the cosmic microwave background radiation

Answer

Formation of black holes throughout the cosmos

Answer

Slowing down of the passage of time

Question 14

Which theory provides the most widely accepted explanation for the origin and evolution of the universe?

Accepted Answer

Big Bang theory

Answer

Steady state theory

Answer

Oscillating universe theory

Answer

Cyclic universe theory

Question 15

What term is used to describe the hypothetical event that is believed to have initiated the existence of the universe?

Accepted Answer

Big Bang

Answer

Big Crunch

Answer

Big Freeze

Answer

Big Bounce

Question 16

Which fundamental force is primarily responsible for binding protons and neutrons together within atomic nuclei?

Accepted Answer

Strong nuclear force

Answer

Gravitational force

Answer

Electromagnetic force

Answer

Weak nuclear force

Question 17

Which type of elementary particle is the carrier of the electromagnetic force?

Accepted Answer

Photon

Answer

Electron

Answer

Neutron

Answer

Quark

Question 18

What is the name of the theory that describes the strong nuclear force?

Accepted Answer

Quantum chromodynamics

Answer

General relativity

Answer

Quantum electrodynamics

Answer

Standard Model

Question 19

Which instrument played a significant role in detecting and studying the cosmic microwave background radiation?

Accepted Answer

Wilkinson Microwave Anisotropy Probe

Answer

Hubble Space Telescope

Answer

Large Hadron Collider

Answer

Chandra X-ray Observatory

Question 20

What is the name of the supermassive black hole located at the center of our Milky Way galaxy?

Accepted Answer

Sagittarius A*

Answer

M87*

Answer

TON 618

Answer

Cygnus X-1

Question 21

Identify the particle that is NOT a fundamental constituent of matter.

Accepted Answer

Photon

Answer

Electron

Answer

Quark

Answer

Neutron

Question 22

The strong nuclear force is primarily responsible for which process?

Accepted Answer

Binding protons and neutrons within atomic nuclei

Answer

Attracting electrons towards atomic nuclei

Answer

Holding molecules together

Answer

Inducing radioactive decay

Question 23

According to the Big Bang theory, what event marked the universe's origin?

Accepted Answer

The expansion of the universe from a singularity

Answer

The formation of stars and galaxies

Answer

The evolution of life on Earth

Answer

The emergence of human civilization

Question 24

The observed red shift in the light from distant galaxies is interpreted as evidence of:

Accepted Answer

The galaxies receding from us

Answer

The galaxies approaching us

Answer

The galaxies rotating

Answer

The galaxies collapsing

Question 25

The Higgs boson particle is primarily associated with which function?

Accepted Answer

Imparting mass to other particles

Answer

Mediating the electromagnetic force

Answer

Causing radioactive decay

Answer

Constituting protons and neutrons

Question 26

Which hypothesis is a potential explanation for dark matter?

Accepted Answer

The existence of weakly interacting massive particles (WIMPs)

Answer

The presence of massive black holes

Answer

The detection of faint normal matter

Answer

Modifications to the fundamental principles of gravity

Question 27

The cosmic microwave background radiation is theorized to be:

Accepted Answer

Remnant radiation from the Big Bang

Answer

Light emitted by the first stars

Answer

Radiation from the Milky Way's center

Answer

Radiation from the Sun's surface

Question 28

Which factor is NOT considered a challenge in particle physics research?

Accepted Answer

Ample government funding for research

Answer

The minute size of particles

Answer

The need for high energies to create and study particles

Answer

The ephemeral nature of many particles

Question 29

Which of the following is NOT a fundamental force of nature?

Accepted Answer

Frictional force

Answer

Gravitational force

Answer

Electromagnetic force

Answer

Strong nuclear force

Question 30

Which of the following is **not** a fundamental particle?

Accepted Answer

Molecule

Answer

Electron

Answer

Quark

Answer

Photon

Question 31

Which force is **primarily** responsible for holding atomic nuclei together?

Accepted Answer

Strong nuclear force

Answer

Gravitational force

Answer

Electromagnetic force

Answer

Weak nuclear force

Question 32

What is the name of the theory that describes the **fundamental interactions** between subatomic particles?

Accepted Answer

The Standard Model

Answer

Quantum electrodynamics

Answer

General relativity

Answer

String theory

Question 33

Which of the following is **not** a primary subfield of astrophysics?

Accepted Answer

Oceanography

Answer

Cosmology

Answer

Stellar evolution

Answer

Exoplanet research

Question 34

What is the name of the hypothetical cosmic entity that is believed to have existed **prior** to the Big Bang?

Accepted Answer

Singularity

Answer

Dark energy

Answer

Dark matter

Answer

Event horizon

Question 35

Which of the following experimental techniques is **primarily** used by particle physicists?

Accepted Answer

Particle accelerators

Answer

Telescopes

Answer

Spectroscopy

Answer

Chromatography

Question 36

What is the name of the **largest and most powerful** particle accelerator currently in operation?

Accepted Answer

Large Hadron Collider

Answer

Stanford Linear Accelerator Center

Answer

Brookhaven National Laboratory

Answer

CERN

Question 37

What is the name of the hypothetical particle that is a **candidate** for the primary constituent of dark matter?

Accepted Answer

WIMP

Answer

Higgs boson

Answer

Neutrino

Answer

Photon

Question 38

Which force is **excluded** from the Standard Model of Particle Physics?

Accepted Answer

Gravitational force

Answer

Electromagnetic force

Answer

Strong force

Answer

Weak force

Question 39

Which of the following is NOT a prediction of the Big Bang Theory?

Accepted Answer

The universe is infinitely old and unchanging.

Answer

The universe is expanding.

Answer

The universe is filled with uniform cosmic microwave background radiation.

Answer

The universe is composed primarily of light elements.

Question 40

Which of the four fundamental forces is responsible for the attraction between the Earth and the Sun?

Accepted Answer

Gravitational force

Answer

Strong nuclear force

Answer

Electromagnetic force

Answer

Weak nuclear force

Question 41

According to the Big Bang theory, which of the following describes the initial state of the universe?

Accepted Answer

A singularity of infinite density and temperature

Answer

A cold, dark void

Answer

A rapidly expanding cloud of gas

Answer

A rotating disk of stars

Question 42

Which of the following is believed to make up approximately 68% of the universe's energy budget?

Accepted Answer

Dark energy

Answer

Stars

Answer

Planets

Answer

Gas clouds

Question 43

Which of the following scientists is known for developing the theory of general relativity?

Accepted Answer

Albert Einstein

Answer

Issac Newton

Answer

Marie Curie

Answer

Charles Darwin

Question 44

What is the SI unit of energy?

Accepted Answer

Joule

Answer

Celsius

Answer

Watt

Answer

Newton

Question 45

Which of the following is a type of particle accelerator used in high-energy physics?

Accepted Answer

Large Hadron Collider

Answer

Centrifuge

Answer

Telescope

Answer

Microscope

Question 46

Which of the following is a property of antimatter?

Accepted Answer

It has the same mass but opposite charge as its corresponding matter particle

Answer

It is heavier than its corresponding matter particle

Answer

It does not interact with electromagnetic forces