- Can the beam of a 445nm 5mW Blue Laser Pointer be seen in the night sky?

Discover Questions

How many 2 cubic ft. bags of mulch to fill a space that is 30 ft. x 16 ft. x 3 in's deep? How to locate/take pictures of planets? Questions for medicine I could not get it and I need your help? Find all solutions to the following system of nonlinear equations.
(x − 2)^2 + y ^2 = 20
(x + 2)^2 + y^ 2 = 20? Find Marginal Cost from total cost function (P^2)A(P)?