A block of mass 4KG hangs from a spring of force constant k=400N/M. The block is pulled 15cm below equilibrium and
released. Find
a) The differential equation of motion
b) Position of the mass at later time t
c) Amplitude and period of motion

What role did the waterways of europe play in development of europe's economy

Which of the following is true of judaism? a-judaism is the predominant religion of eastern europe b-judaism is the root religion of both christianity and islam c-judaism emerged from christian tradition d-judaism originated in europe

I’m his published 95 theses,martin luther protested against? a-the selling of indulgences within the catholic church b-the belief in predestination c-the worshipping of statues of saints d- the catholic church focus on faith as the sole means of salvation