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Physics chapter 3 ex
Question | Answer |
---|---|
F.M.A | Newtons 2nd law |
friction force that prevents two surfaces from sliding past each other | static friction |
friction force that opposed motion between 2 surfaces sliding past each other | sliding friction |
opposed the athe air | air resistance |
highest speed a falling object will reach | terminal velocity |
attractive force between any 2 objects | gravity |
4 basic forces in nature | gravity electromagnetic strong nuclear weak nuclear |
object falling with just gravity acting on it | free fall |
follows a curved path | projectiles |
accleration towards the center of a curved or cirular path | cnetripital accleration |
force that keeps an object moving in a circular path | centripital force |
for every action ther is an equal and opposite reaction | newtons 3rd law |
what ever teh momentum you start with thats what youend with | law of conservation of momentum |