Which has more momentum, an object with a mass of $5kg$ moving at $15m/s$ or an object with a mass of $16kg$ moving at $7m/s$ ?

Question

1801 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2018-05-13T18:22:33

See below.

Momentum is given as:

$p=mv$

Where:

$bbp$ is momentum, $bbm$ is mass in kg and $bbv$ is velocity in $ms^-1$

So we have:

$p=5kgxx(15m)/s=(75kgm)/s=75kgms^(-1)$

$p=16kgxx(7m)/s=(112kgm)/s=112kgms^(-1)$

Which has more momentum, an object with a mass of 5kg5kg moving at 15m/s15m/s or an object with a mass of 16kg16kg moving at 7m/s7m/s?