The acceleration due to gravity on planet x is one fifth that on the surface of the earth. if it takes 4.3 s for an object to fall a certain distance from rest on earth, how long would it take to fall the same distance on planet x? answer in units of s.

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

Aspectroscope breaks light up into its colors, allowing scientists to analyze light from the solar system and universe. by studying the spectral line patterns, widths, strengths and positions, scientists can determine the speed, position, and of celestial bodies. a) age b) origin c) rotation d) temperature

How is the ideal mechanical advantage of a wheel and axle calculated?