4. Which of the following objects is in equilibrium? o
a ball dropped from the top of a building
a cart which is released from the top of a ramp and moves down to
the ground
ООО
a rocket accelerating up from the ground
a rock sliding with a constant speed across a frictionless surface

An airplane flies eastward and always accelerates at a constant rate. at one position along its path it has a velocity of 34.3 m/s, it then flies a further distance of 40100 m and afterwards its velocity is 47.5 m/s. find the airplane\'s acceleration and calculate how much time elapses while the airplane covers those 40100 m.

Why should seat belts not be mandatory quick plz

Write the function getkthdigit(n, k) that takes a possibly-negative int n and a non-negative int k, and returns the kth digit of n, starting from 0, counting from the right