What sort of device is commonly used to separate the colors of light from white light?

a prism?

a lens?

a telescope?

or a

Acharge of 8.4x10^-4 c moves at an angle of 35 degrees to a magnetic field that has a field strength of 6.7x10^-3 t. if the magnetic force is 3.5 x10 ^-2 n, how fast is the charge moving?

In positive numbers less than 1, the zeros between the decimal point and a non-zero number are blank significant

Name the non metal condut electricity