Galaxy Cluster and Gravitational Lensing Quiz

What is the nickname given to the galaxy cluster Abel 2744?

• Andromeda Cluster

• Hercules Cluster

• Pandora's Cluster

• Orion's Cluster

What was the primary aim of the Hubble Frontier Fields Program?

• To explore the surface of Mars

• To study the Sun's corona

• To map the Milky Way

• To capture deep images of galaxy clusters

How does gravitational lensing help astronomers?

• By blocking distant galaxies

• By magnifying distant galaxies

• By changing the color of galaxies

• By moving galaxies closer

What is the approximate age of the universe?

• 15.2 billion years

• 12.3 billion years

• 10.5 billion years

• 13.8 billion years

How far back in time can we observe galaxies using gravitational lensing in Abel 2744?

• 12 billion years

• 10 billion years

• 8 billion years

• 5 billion years