answersLogoWhite

0


Best Answer

A more sensitive film will capture a picture with a shorter exposure. Because it takes less time to do the same thing, we say it is happening at a greater speed.

User Avatar

Wiki User

11y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: Why is the numerical expression of the sensitivity of a photographic film called speed?
Write your answer...
Submit
Still have questions?
magnify glass
imp