Dark Matter and Dark Energy

What is cosmology?

• The study of galaxies

• The study of the universe as a single physical object

• The study of stars

• The study of planets

Tags

NGSS.MS-ESS1-2

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

• Edwin Hubble

• Galileo Galilei

• Albert Einstein

• Isaac Newton

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 cooling down

• The universe is shrinking

Tags

NGSS.HS-ESS1-2

When was dark matter discovered?

• In the 1950s

• In the 2000s

• In the 1990s

• In the 1970s

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

• 50%

• 60%

• 70%

• 80%

What is the main characteristic of dark matter?

• It interacts with light

• It interacts with normal matter

• It is made of known particles

• It does not interact with light or normal matter

What did the PANTHEON+ survey measure?

• The positions of supernovae

• The positions of galaxies

• The positions of planets

• The positions of stars

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

• 10 billion years

• 15 billion years

• 13.77 billion years

• 20 billion years

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

• It has stopped

• It is accelerating

• It is staying the same

• It is slowing down

Tags

NGSS.HS-ESS1-2

What is the main goal of modern cosmology?

• To study the sun

• To measure the properties of dark matter and dark energy

• To explore the ocean

• To find new planets