A1 kg bocce ball with a velocity of +5 m/s hits a stationary target ball with a mass of 0.1 kg. if the collision is elastic and the kinetic energy of the target ball is 4 kg m2/s2 following the collision, what is the final momentum of the bocce ball?

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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

Consider two regions of space containing a static electric field, region a and region b. in region a the equipotential lines are more closely spaced than those in region b. what can be said about the relative strength of the electric field in the two regions? a) the electric field in region a is stronger th