Teadus igapäevaelus

Why does a ball fall?

A falling object trades gravitational potential energy for kinetic energy; total energy is conserved when losses are accounted for.

Lühike vastus

A falling object trades gravitational potential energy for kinetic energy; total energy is conserved when losses are accounted for.

Mis tegelikult toimub?

Teadus jääb meelde, kui definitsioon seotakse millegi mõõdetava või vaadeldavaga.

Kasulik mõttepilt

Near Earth, gravity accelerates a released object downward. As it falls, gravitational potential energy is converted mainly into kinetic energy, with air resistance transferring some energy to the surroundings.

Mine sügavamale

Energy Conservation

Allikad

IUPAC · NIST · BIPM