Which cambridge mathematics professor developed the theory of universal gravitation that revolutionized astronomy?

Brainliesttt !me : ) what brought about the end of the soviet union?

What are contributions made by francis bacon

Which of the following are characteristics of effective government leaders? select all that apply : has accumulated enough wealth to operate the government : willingness to accept responsibility : keep a government strong and active : has be a successful in the entertainment field : act as a final point of authority