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## Answers

**F=ma**

**Where F is the force**

**m = Mass of the Body**

**a = acceleration of the Body**

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There are two formulas:

Force = rate of change of momentum

= (

= m (

Also, conservation of momentum of a system of bodies is also derivation from Newtons second law.

m₁ v₁ + m₂ v₂ = m₁ u₁ + m₂ u₂ --- equation 3

Force = rate of change of momentum

**= Δ***F***/ Δ t -- equation 1***p*= (

*₂***p***₁ ) / ( t₂ - t₁ ) = (m***- p***- m***v***) / ( t₂ - t₁ )***u**= m (

**) / ( t₂ - t₁ )***v - u***= m***F**-- equation 2***a**Also, conservation of momentum of a system of bodies is also derivation from Newtons second law.

m₁ v₁ + m₂ v₂ = m₁ u₁ + m₂ u₂ --- equation 3