Read this excerpt. Imagine that you are a scientist. If you wanted to witness the start of a nuclear reaction, you would want to use

Question

A tree rings and ice cores.
B Hillis's "Clock of the Long Now."
C a mechanical clock.
D Edgerton's "rapatronic" camera.

Answer 1

If you wanted to witness the start of a nuclear reaction, the best option would be:

D Edgerton's "rapatronic" camera.

The "rapatronic" camera, developed by Harold Edgerton, was designed to capture extremely fast events, making it suitable for documenting the rapid processes involved in nuclear detonations.