Which formula can be used to find velocity if kinetic energy and mass are known? V=
-(KE)(m)
V=
2 m
KE
V=
KE(m)
2 KE
V=
m

Why does his teacher ask him to balance the equation by including the correct coefficient

Which of the following is in the lanthanide family? a) uranium b) promethium c) silver d) gold

Which statement is true about the model of the electromagnetic spectrum a: it change the frequencies of light. b: it compare wavelengths of light. c: the color of light waves can be changed using the model. d: the intensities of light waves can be decreased using the model.