Tinye ka ọkacha mmasị
 
Wepụ si ọkacha mmasị

Ike ndọda nwere ike usoro ihe mgbako

Ike ndọda nwere ike usoro ihe mgbako-enye gị ohere gbakọọ nwere ike nke aru, ya uka, ịdị elu na ha na nduzi ọ bụla ọzọ.

Gbakọọ nwere ike, uka, ma ọ bụ ịdị elu

        
Mass:
Elu:
Ịkpata:
Ike ndọda nwere ume bụ ike nke ihe ihe, na o nwere, n'ihi dị a ndọda field.The kasị adị kwa ụbọchị atụ nke a bụ ọnọdụ nke ihe n'ime ala ndọda ubi.

Nwere ike
ebe m - uka nke a n'ahụ, g - Ike ndọda osooso nke Earth, nhata 9.8 m/s 2, H - elu nke a ahu n'elu bụla efu nwere larịị.