Dark Matter and Dark Energy

What did Edwin Hubble discover about the universe?

• That the universe is static

• That galaxies exist and are receding away from us

• That dark matter is visible

• That the universe is shrinking

What does modern cosmology rest on?

• The steady state theory

• The multiverse theory

• The big bang theory

• The plasma universe theory

Tags

NGSS.HS-ESS1-2

What is dark matter?

• A new kind of particle

• A form of energy

• A theory of gravity

• A type of visible matter

When was dark energy discovered?

• In the 1980s

• In the late 1990s

• In the 1970s

• In the early 2000s

What percentage of the cosmos is dark energy, according to the PANTHEON+ survey?

• 66.2%

• 75%

• 50%

• 33.8%

What is the main goal of modern cosmology?

• To explore black holes

• To invent time travel

• To measure the properties of dark matter and dark energy

• To find alien life

How old is the universe according to modern cosmology?

• 13.77 billion years

• 10 billion years

• 20 billion years

• 15 billion years

Tags

NGSS.HS-ESS1-2

What does dark matter not interact with?

• Time

• Black holes

• Light or normal matter

• Gravity

What did the discovery of dark energy reveal about the universe's expansion?

• It is slowing down

• It is accelerating

• It is constant

• It has stopped

What is the challenge with understanding dark matter and dark energy?

• They do not exist

• They are fully understood

• We know how they behave but not what they are

• We know what they are but not how they behave