1. Huremu (w)
Simba rinokwevera pasi, kana kuti rinowanzo pfupikiswa sehuremu, isimba rinokwevera pasi rinobata chinhu chine huremu. Chiratidzo chesimba rinokwevera pasi ndi w, iro rinomiririra uremu.
Fomura yekuverenga simba rinokwevera pasi inobva pafomura Mutemo wechipiri waNewton :
F = ma
Zvinoshandiswa pakuverenga simba rinokwevera pasi:
w = mg
Mashoko :
F = simba (chikamu chepasi rose = Newton)
w = simba rinokwevera pasi (chikamu chepasi rose = Newton)
m = huremu hwechinhu (mayuniti epasi rose = kg)
kuti = kukurumidza (chikamu chepasi rose = m/s2)
g = kukurumidza nekuda kwesimba rinokwevera pasi (mayuniti epasi rose = m/s2)
2. Simba Rakajairika
Simba rakajairika isimba rinobata zvinhu zviviri zviri kusangana, uko kwakananga simba rakajairika rakanangana nepamusoro penzvimbo yekubatana.
Tarisa chinhu chakamira pamusoro petafura. Huremu kana simba regiravhiti zvinoshandawo pachinhu chacho. Zvinhu hazvidonhe zvakasununguka semuchero unodonha kubva pamuti nekuti pane simba rakajairika rinoenzanisa simba regiravhiti. Simba regiravhiti nemasimba akajairika zvine hukuru hwakafanana asi mativi akasiyana zvekuti simba rinobuda rinoshanda pachinhu chacho izero.
