The distance between two particles is 2 centimeters. If the distance is increased to 4 centimeters, the force will be ?

Many machines- including inclined planes such as ramps- increase the strength of the force put into the machine but decrease the distance over which the force is applied.

What is the power rating of the lightbulb if 3.0 a flow through it when connected to a 15 v battery

Matter that emits no light at any wavelength is called