Mechanics

Newton's Second Law

Why F = ma

  • High school
  • about 3 min
  • 2 of 7 in the family
Not started
m = 4F = 20 Na = 5.00 m/s²v = 0.0 m/s

Parameters

a=Fm=204=5.00 ms2a = \frac{F}{m} = \frac{20}{4} = 5.00\,\tfrac{\text{m}}{\text{s}^2}

• More force → the block accelerates faster • More mass → slower acceleration • The block speeds up (x = ½at²) - faster the further it goes