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PHA exam 2 questions & answers 2024/2025 $7.99   Add to cart

Exam (elaborations)

PHA exam 2 questions & answers 2024/2025

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PHA exam 2 questions & answers 2024/2025

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  • October 24, 2024
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  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
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PHA exam 2 questions & answers
2024/2025

what year did Albert Einstein publish his paper on the special theory of relativity? - ANSWERS1905



if you saw off one end of a magnet, you will have...... - ANSWERSTwo magnets, each having both a north
and a south pole



what is the speed of x-rays in a vacuum? - ANSWERS300,000 km/s



Does the principle of relativity say that every observer will observe the same laws of physics? -
ANSWERSNo, only observers who are not accelerating (moving at a constant velocity



According to Einstein's mass-energy relation...... - ANSWERSa warm bowl of soup has more than the
more mass than the same soup after it has cooled off



What kind of field is there around a stationary charged object? - ANSWERSonly an electric field



Where is the "ozone hole" located? - ANSWERSabove Antartica



Assuming that these waves are traveling with the same wavespeed through the same medium, which
wave has the longest wavelength? - ANSWERSthe wave on top has the longest wavelength



which past of the earth's atmosphere is closest to the ground? - ANSWERStroposphere



Velma's spaceship is 100 meters long as measured by Velma. She passes Mort at 0.7c. As observed by
Mort, her spaceship is...... - ANSWERSabout 70m long

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