Quiz on Dark Matter and Dark Energy

What is cosmology?

• The study of ocean life

• The study of stars and planets

• The study of the universe as a single physical object

• The study of Earth's atmosphere

Who discovered that galaxies exist and are very far away from us?

• Galileo Galilei

• Isaac Newton

• Albert Einstein

• Edwin Hubble

What does the big bang theory state?

• The universe was always the same size

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

• The universe is shrinking

• The universe is made of cheese

What is dark matter?

• A type of energy

• A type of normal matter

• A new kind of particle with a mysterious identity

• A type of light

When was dark matter discovered?

• In the 1970s

• In the 1990s

• In the 2000s

• In the 1950s

What is dark energy?

• A type of normal energy

• The force that slows down the expansion of the universe

• The effect that accelerates the expansion of the universe

• A type of dark matter

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

• 90%

• 50%

• 70%

• 30%

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

• 5 billion years

• 13.77 billion years

• 10 billion years

• 20 billion years

What did the PANTHEON+ survey measure?

• The positions of stars

• The positions of supernovae

• The positions of galaxies

• The positions of planets

What is the main goal of modern cosmology?

• To find new planets

• To measure the properties of dark matter and dark energy

• To study the sun

• To explore the ocean