Which has more momentum, a $3kg$ object moving at $5m/s$ or a $4kg$ object moving at $8m/s$ ?

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Answer 1 · 2018-03-07T15:41:25

$p_2 > p_1$

$"Momentum = Mass × Velocity"$

Momentum of first object $= "3 kg" × "5 m/s" = color(blue)"15 kg m/s"$

Momentum of second object $= "4 kg" × "8 m/s" = color(red)"32 kg m/s"$

∴ Momentum of second object > Momentum of first object

Which has more momentum, a 3kg3kg object moving at 5m/s5m/s or a 4kg4kg object moving at 8m/s8m/s?