PHYSICAL SCIENCE

It tries to understand the natural world

• Natural Science

• Social Science

• Formal Science

It is the study of science alone, for knowledge purposes only.

• Pure Science

• Applied Science

It is the uses of the discoveries of pure science to create practical solutions to existing problems.

• Pure Science

• Applied Science

• Technology and Knowledge

Science that deals with matter and energy and the interactions between them.

• Chemistry

• Physics

• Biology

Science that deals with, matter, its composition, structure and properties, the changes it undergoes, and the energy accompanying the changes between them.

• Chemistry

• Physics

• Biology

It is a process of producing light elements during the big bang expansion.

• Stellar Nucleosynthesis

• Supernova

• Big Bang Nucleosynthesis

Which of the following are the pre-existing nucleons that were produced after the explosion.

• Protons and Neutrons

• Protons and electrons

• Neutrons only

What atomic nuclei was formed when the proton combined with neutron.

• Deuterium

• Helium

• Tritium

Tritium or Hydrogen 3 was produced from the reaction of what type of two nuclei?

• Two deuterium

• Two protons

• Two neutrons

Among the light elements formed, deuterium, helium 3, helium 4, beryllium 7, and lithium 7, which of the following was unstable and will continue to decay spontaneously to lithium 7.

• Beryllium 7

• Deuterium

• Helium