Which of the following is the best way to decrease an objects acceleration? Increase mass

Reduce friction

Decrease mass

Increase force

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

Which notation is used to represent an alpha particle? a. b. c. d.

The speed of light can be used to measure the