Radiation Transforms Into Matter (HSC SSCE Physics): Flashcards

Approximately 13.8 billion years

Particle that cannot be broken down into smaller components

Yes, electrons are truly elementary (indivisible)

Annihilation - conversion back into pure radiant energy

Positron

Tiny elementary particles that combine to form larger particles

Gravitational, electromagnetic, and weak forces (not strong)

One quark and one antiquark

Three quarks

Approximately 2.7-3 K