Physics, 24.05.2021 19:10 connermichaela
Challenge (combine the masses): Joe throws a .02kg piece of gum with a velocity
of 18m/s at a 12kg ball at rest. If the gum sticks to the ball, what is the velocity of
the gum and ball after the collision?
Answers: 1
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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
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Most short-period comets do not have randomly oriented orbits because
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The amount of potential energy possessed by an elevated object is equal to what?
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Using proper grammar, spelling, and punctuation, write at least one 5 sentence paragraph describing 3 ways we use the elements of the electromagnetic spectrum (ems) in our everyday lives.
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Challenge (combine the masses): Joe throws a .02kg piece of gum with a velocity
of 18m/s at a 12kg...
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