Formation of Heavier Elements

Give evidence for and describe the formation of heavier elements during star formation and evolution

Explain how the concept of atomic number led to the synthesis of new elements in the laboratory

What is the Big Bang Theory?

• A theory that explains the origin of the universe.

• A theory that states the universe is static.

• A theory that suggests the universe is infinite.

• A theory that describes the formation of stars.

What is Nucleosynthesis?

• The formation of atomic nuclei.

• The process of nuclear fission.

• The decay of radioactive elements.

• The synthesis of molecules.

What happens during the life cycle of a star?

• Stars run out of fuel and undergo supernova.

• Stars remain the same throughout their life.

• Stars only form hydrogen.

• Stars do not produce energy.

What is the process of Stellar Nucleosynthesis?

• Formation of elements in the stars’ interior.

• Formation of elements in the laboratory.

• Formation of elements through radioactive decay.

• Formation of elements from cosmic rays.

What is the Tri Alpha Process?

• Conversion of Helium nuclei to Carbon.

• Conversion of Hydrogen to Helium.

• Conversion of Carbon to Oxygen.

• Conversion of Helium to Lithium.

What is the S process in neutron capture?

• Slow addition of neutron.

• Fast addition of neutron.

• No addition of neutron.

• Random addition of neutron.

What is the R process in neutron capture?

• Fast capture of neutron.

• Slow capture of neutron.

• No capture of neutron.

• Random capture of neutron.

What is the process of nuclear fusion in stars?

• The interaction of cosmic rays with matter.

• The splitting of atomic nuclei into lighter elements.

• The merging of atomic nuclei to form heavier elements.

• The decay of unstable isotopes.