Big Bang Nucleosynthesis Quiz

What is the primary focus of Big Bang Nucleosynthesis?

• Creation of black holes

• Formation of heavy elements

• Formation of light elements

• Expansion of the universe

According to the Big Bang Theory, what was the universe filled with immediately after the explosion?

• Stars

• Quarks

• Molecules

• Atoms

What is the process of creating new atomic nuclei from pre-existing nucleons called?

• Nuclear fission

• Nuclear fusion

• Nuclear synthesis

• Nuclear decay

Which isotope of hydrogen is formed when one proton combines with one neutron?

• Helium

• Lithium

• Tritium

• Deuterium

How many protons does helium have?

• One

• Three

• Two

• Four

What element is formed when two helium ions combine?

• Hydrogen

• Helium

• Lithium

• Beryllium

Why are lithium and beryllium less abundant in the universe compared to hydrogen and helium?

• They decay quickly

• They are heavier and require more energy to form

• They are unstable

• They are not formed in stars

What percentage of the universe is composed of hydrogen?

• 90%

• 75%

• 60%

• 50%

What happens to particles as the universe continues to expand and cool?

• They combine to form new elements

• They become more energetic

• They bounce back during collisions

• They form black holes

What is the primary source of light from distant galaxies?

• Dark matter

• Glowing elements

• Black holes

• Stars