Quiz on Dark Matter and Dark Energy

What makes up less than 5 percent of the universe?

• Black holes

• Dark energy

• Baryonic matter

• Dark matter

What is the mysterious substance that makes up 25 percent of the universe?

• Visible matter

• Dark matter

• Baryonic matter

• Dark energy

What force is thought to be causing the universe to expand faster?

• Electromagnetic force

• Gravity

• Dark energy

• Dark matter

What phenomenon explains the strange rings and arcs of light seen in galaxies?

• Cosmic rays

• Gravitational lensing

• Black holes

• Supernova explosions

What do scientists think dark matter might consist of?

• Light particles

• Sound waves

• Exotic particles

• Normal particles

What did Einstein call his cosmological constant?

• His greatest discovery

• His biggest blunder

• His biggest success

• His best idea

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

• 50 percent

• 5 percent

• 70 percent

• 25 percent

What is the visible universe made of?

• Atoms

• Dark matter

• Dark energy

• Quarks

What is one idea about dark energy?

• It is a type of dark matter

• It is a new type of force called quintessence

• It is made of normal matter

• It is a black hole

What do scientists use to study dark matter particles?

• Computers

• Satellites

• CERN's Large Hadron Collider

• Telescopes