A commercial diffraction grating has 700 lines per . Part A When a student shines a 650 nmnm laser through this grating, how many bright spots could be seen on a screen behind the grating

first thing first of the answer is with technology. second thing second thing is that the big bang theory did not happened u see they say it did but what they dont realize is that like dinasures are still a round they might deny it but they and look at these 12 foot human skelteons they find lets see didnt the bible say something about giants. hope this peace.

answer; how far out of place which the object finished relative to the starting location;

+15-35=-20

going in opposite directions

answer///scientific method;