Q: Named after Hantan River, South Korea, hantaviruses typically infect humans through transfer from bites, waste, etc., of?
-----
A: rodents

Q: Which performer's signature tune was 'Mary From The Dairy'?
-----
A: max miller

Q: Which executive toy, named after an English physicist and mathematician, demonstrates conservation of momentum and energy via a series of swinging spheres?
-----
A:
newton s cradle