When A 60KG object increases its potential energy by 9000 J, approximately how has its position changed?

Heena wants to measure the volume of a ball that is 24 cm across. how should she set up her equation?

Explain vector addition, triangle method and parallelogram method

After a big snowfall, you take your favorite rocket-powered sled out to a wide field. the field is 195 m across, and you know that your sled accelerates at a rate of 3.65 m/s2 when the rocket is on. how much time will it take the sled to cross the field starting from rest, assuming the rocket is on the whole time?