Ou plan to excite electrons in a material by exposing it laser radiation. if you want to jump electrons from the 2 shell to the 6 shell, what wavelength of laser should you use

An automobile of mass 2000 kg moving at 30 m/s is braked suddenly with a constant braking force of 10000 n. how far does the car travel before stopping?

Which of the following changes to a pipe would increase the conductance by a factor of 12? 1.quadrupling the length and tripling the radius.2.reducing the length by a factor of and doubling the radius.3.tripling the length and reducing the radius by a factor of .4.reducing the length but a factor of and doubling the radius.

Apossible explanation for a set of facts that can be tested by further investigation is called