Understanding Dark Matter and Dark Energy

What is cosmology?

• The study of stars and planets

• The study of galaxies

• The study of the universe as a whole

• The study of black holes

Who discovered that the universe is expanding?

• Galileo Galilei

• Edwin Hubble

• Isaac Newton

• Albert Einstein

What is dark matter?

• A type of galaxy

• A form of light

• A new kind of particle with mysterious properties

• A type of black hole

What percentage of the universe is made up of dark energy according to the PANTHEON+ survey?

• 66.2%

• 50%

• 70%

• 33.8%

What is the main evidence for the big bang theory?

• The formation of stars

• The presence of dark matter

• The expansion of the universe

• The existence of black holes

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

• 10 billion years

• 20 billion years

• 4.5 billion years

• 13.77 billion years

What is dark energy responsible for?

• The formation of stars

• The acceleration of the universe's expansion

• The creation of galaxies

• The existence of black holes

What did the PANTHEON+ survey measure?

• The speed of light

• The temperature of stars

• The positions of supernovae

• The size of galaxies

What is the main challenge in understanding dark matter and dark energy?

• They are too small to detect

• They do not interact with light

• They are too far away

• They are too hot to study

What is the ultimate goal of modern cosmology?

• To discover new planets

• To measure the properties of dark matter and dark energy

• To find new galaxies

• To understand the behavior of black holes