Quiz on Dark Matter and Dark Energy

What is cosmology?

• The study of galaxies

• The study of black holes

• The study of the universe as a single physical object

• The study of stars and planets

Who discovered that galaxies exist and are receding away from us?

• Albert Einstein

• Isaac Newton

• Edwin Hubble

• Galileo Galilei

What does the big bang theory state?

• The universe is static

• The universe has always been the same size

• The universe was smaller, hotter, and denser a long time ago

• The universe is contracting

What is dark matter?

• A type of black hole

• A new kind of particle with a mysterious identity and properties

• A form of light

• A type of galaxy

When was dark matter discovered?

• In the 1990s

• In the 1970s

• In the 1950s

• In the 1920s

What is dark energy responsible for?

• The formation of stars

• The acceleration of the universe's expansion

• The movement of galaxies

• The creation of black holes

What percentage of the universe's mass energy is dark energy?

• 60%

• 80%

• 50%

• 70%

What is the age of the universe according to modern cosmology?

• 15.77 billion years

• 12.77 billion years

• 10.77 billion years

• 13.77 billion years

What did the PANTHEON+ survey measure?

• The positions of supernovae

• The positions of galaxies

• The positions of stars

• The positions of black holes

What is the main goal of modern cosmology?

• To understand black holes

• To find new galaxies

• To measure the properties of dark matter and dark energy

• To discover new planets