1.Which newton's law describes inertia is proportional to mass? 1st or 2nd?(adsbygoogle = window.adsbygoogle || []).push({});

2.An object is on a slope, the graph of v-t shows that there is negative acceleration, how do you explain it ?

**Physics Forums | Science Articles, Homework Help, Discussion**

Dismiss Notice

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Homework Help: Which newton's law describes inertia is proportional to mass?

**Physics Forums | Science Articles, Homework Help, Discussion**