Quiz on Dark Matter, Dark Energy, and Cosmology

What is cosmology?

• The study of the Earth's atmosphere

• The study of stars and planets

• The study of the universe as a single physical object

• The study of human cultures

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

• Galileo Galilei

• Edwin Hubble

• Isaac Newton

• Albert Einstein

What does the big bang theory state?

• The universe has always been the same size

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

• The universe is contracting

• The universe is static and unchanging

What is dark matter?

• A type of matter that interacts with light

• A type of matter that makes up the stars

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

• A form of energy that accelerates the expansion of the universe

When was dark energy discovered?

• In the 1970s

• In the 1990s

• In the 1950s

• In the 2000s

What percentage of the universe is made up of dark energy?

• 50%

• 80%

• 70%

• 60%

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

• 10.77 billion years

• 12.77 billion years

• 13.77 billion years

• 15.77 billion years

What did the PANTHEON+ survey measure?

• The speed of light

• The mass of dark matter

• The temperature of the universe

• The positions of about 1,500 supernovae

What is the main goal of modern cosmology?

• To measure the properties of dark matter and dark energy precisely

• To study the behavior of black holes

• To discover new planets

• To understand the Earth's climate

What is the composition of the universe according to the PANTHEON+ survey?

• 50% dark energy, 50% dark matter

• 66.2% dark energy, 33.8% dark matter and normal matter

• 70% dark energy, 30% dark matter

• 60% dark energy, 40% dark matter