Two spheres, one with twice the radius of the other, are rolled down a slope at the same time from the same height. will they arrive at the bottom at the same time or not? explain your physical reasoning behind your answer.

The volume of a gas is halved during an adiabatic compression that increases the pressure by a factor of 2.5. what is the specific heat ratio? show the math steps .

Which levels of government establish and implement educational requirements for minors

Aplane flying horizontally at an altitude of 1 mile and a speed of of 500mih passes directly over a radar station. find the rate at which the distance from the plane to the station is increasing when it is 2mi away from the station.