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physics regents Question and answers already passed

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physics regents Question and answers already passed physics regents What is the difference between a vector and a scalar? - correct answer Vectors need both direction and magnitude (velocity, force etc.) while scalars only need magnitude (volume, time, area etc.) What is the one accelerati...

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  • October 19, 2024
  • 3
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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physics regents
What is the difference between a vector and a scalar? - correct answer
✔Vectors need both direction and magnitude (velocity, force etc.) while
scalars only need magnitude (volume, time, area etc.)


What is the one acceleration equation NOT on the reference tables? - correct
answer ✔d=1/2(Vi+Vf) t


If a mosquito hits a truck, are their forces equal? - correct answer ✔Forces
are equal, but energy of the truck overcomes that of the mosquito.


Fg is equal to Fn in what case? - correct answer ✔When on a parallel
surface.


Fn is equal to what when on a ramp? - correct answer ✔Fg in the y-axis


If a question has the word "uniform" what does it mean? - correct answer
✔Constant


If two objects are thrown from the same height but different velocities, which
reaches the ground first( ignoring air resistance)? - correct answer ✔They
both hit the ground at the same time.


What is the acceleration of an object at the top if an arc? - correct answer ✔-
9.8 m/s^2


What is the equation for hit and seperate? - correct answer
✔P1i+P2i=P1f+P2f

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