he's having a circle whose circumference is 8 km an average speed of 8 km an hour if you stopped the same way we started from what is your average velocity ​

Prompta snowboarder stands at the top of a hill and decides to see if he can increase his speed on his next trip down the slope.describe one thing the snowboarder could do to incrlase his speed on the slope. explain why this would cause his speed toincrease relate one of newton's laws to this problem.

Apulley with mass mp and a radius rp is attached to the ceiling, in a gravity field of 9.81 m/s2 and rotates with no friction about its pivot.

Write a full page that sumerizes thermodynamics it’s from the website visionlearnig