Problem: In calculus, what is the opposite of a derivative?
Answer: integral

Problem: Who wrote Hancock's Half Hour and Steptoe and Son
Answer: galton and simpson

Problem: "Whose ""uncertainty"" principle states that it is impossible to know both the exact position and the exact momentum of a particle?"
Answer: werner heisenberg

Problem: London's 'pedicabs', which came under new regulatory controls in 2015, are?
Answer:
cycle rickshaws