Any green laser purchased from Vernier Science Education after August 2024 should have a wavelength of 520 nm. Published: July 5, 2023. Updated: October 24 ...
Yes. We have tested this with the and it effectively activates the photogate’s photo-transistor. A Class 2 laser is generally considered safe as the blink...
This information pertains to Go Direct Photogates. For information about using Vernier (BTD) Photogates, see The Science Olympiad Scrambler event suggests using laser...
Below are links to experiments with various aspects you could investigate in conjunction with the green roof project. Some of these have been done by...