Dark Matter and Dark Energy Quiz

Who proposed the theory of general relativity?

• Galileo Galilei

• Albert Einstein

• Isaac Newton

• Nikola Tesla

What is the mysterious substance that makes up the vast majority of all the mass in the universe?

• Dark Energy

• Normal Matter

• Dark Matter

• Anti-Matter

O que descobriram duas equipes de astrônomos no final dos anos 1990 sobre a expansão do universo?

• A expansão está acelerando

• A expansão está revertendo

What percentage of all the mass energy in the entire cosmos is dark energy according to the PANTHEON+ survey?

• 33.8%

• 50%

• 66.2%

• 75%

What is the main goal in modern cosmology regarding dark matter and dark energy?

• To create more of them

• To eliminate them

• To measure their properties precisely

• To ignore them

Answer explanation

The main goal in modern cosmology regarding dark matter and dark energy is to measure their properties precisely.

Which theory proposes that the universe originated from a singularity and has been continuously expanding?

• Big Crunch Theory

• Steady State Theory

• Big Bang Theory

• String Theory

Who proposed the concept of dark energy to explain the accelerating expansion of the universe?

• Stephen Hawking

• Alan Guth

• George Lemaitre

• Michael Turner

What is the estimated percentage of dark matter in the universe according to current scientific understanding?

• 27%

• 50%

• 75%

• 90%