A softball has a mass of 0.180 kg. What is its weight on earth?

Red light strikes a metal surface and electrons are ejected. if violet light is now used with a 10% greater intensity, what will happen to the ejection rate (number of ejected electrons per second) and the maximum energy of the electrons? a) greater ejection rate; same maximum energyb) same ejection rate; greater maximum energyc) greater ejection rate; greater maximum energyd) same ejection rate; same maximum energye) none of the above answers are correct

Positrons are spontaneously emitted from the nuclei of

Select all that applywhat are some basic resources a family is expected to provide for children? educationclothesspending