True, Gravity is a non-contact forces, A object that is still has balances forces, A newtown meter is used to measure force, Forces is measured in newtons, False, Air resistance is a non-contact force, A object travelling at a constant speed has unbalanced forces, Forces is measured in kgs, An object that is accelerating is balanced.

Leaderboard

Estilo ng visual

Mga pagpipilian

Magpalit ng template

Ibalik ng awtomatikong pag-save: ?