Dark Matter and Dark Energy

What is the study of the universe called?

• Chemistry

• Geology

• Cosmology

• Biology

Who discovered that galaxies are very far away from us and that the universe is expanding?

• Galileo Galilei

• Edwin Hubble

• Isaac Newton

• Nicolaus Copernicus

What is the name of the mysterious particle that makes up dark matter?

• Muon

• Neutrino

• Quark

• Axion

What did two teams of astronomers discover in the late 1990s about the expansion of the universe?

• It is shrinking

• It is constant

• It is accelerating

• It is slowing down

What percentage of the mass energy in the entire cosmos is dark energy?

• 66.2%

• 50.5%

• 33.8%

• 75.0%

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

• 30.0 billion years

• 20.3 billion years

• 13.77 billion years

• 10.5 billion years

What did the PANTHEON+ survey measure the precise positions of?

• Asteroids

• Comets

• Supernovae

• Black holes

What did the team behind the PANTHEON+ study find about the universe?

• It is 90% dark energy and 10% dark matter

• It is 66.2% dark energy and 33.8% dark matter

• It is 75% dark energy and 25% dark matter

• It is 50% dark energy and 50% dark matter

What is the name of the new streaming service mentioned in the text?

• Netflix

• Disney+

• PANTHEON+

• Hulu

What did Edwin Hubble discover about galaxies?

• They are stationary

• They are very close to us

• They are receding away from us

• They are shrinking