A car was accelerating at 10m/s and had a force of 100 N, what was its mass?

4. if you were an astronaut on the moon, what would you experience? what would you see from your perspective?

14. a body is projected with velocity vi from a.at the same time another body is projectedvertically upwards from point b withvelocity v2 lies vertically below the highestpoint. both the bodies collide thenv2÷v1is

How does an observation about an object differ from an inference about that object