Recent content by Viktor Haugland

This was exactly the kind of answer i was looking for. Thank you!

1. "An object is in "free fall" when the only force acting upon it is gravity". 2. Is gravity in this case singular or plural? Is the acting gravity the resultant force of all bodies in the universe? 3. In theory, my own bodys gravitational force is acting on the object and thus it's not...

A car accelerates from 36 km/h to 80 km/h o range of 500m. What's the speed at 250m? Answer with two value figures and the unit "km/h". Am I using the wrong formulas or something? What am I missing? 36 km/h = 10 m/s 80 km/h = 22,22 m/s avg. speed = 0,5(22,22 m/s + 10 m/s) = 16,11 m/s time =...