Special relativity says that time is a separate ________ in the workings of the universe
Fill in the blank(s) with correct word
dimension
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As the velocity of your spaceship increases, you would observe
A) that your precision clock runs slower than normal. B) that the length of your spaceship has decreased. C) that your mass has increased. D) all of the given answers E) none of the given answers
Which of the following statements is true?
a. Newton's laws cannot be made to work in accelerated reference systems. b. Newton's laws work in all systems, including accelerated reference systems. c. Newton's laws work in accelerated reference systems if inertial forces are included. d. The fictitious forces cannot be used because they are not real. e. Newton's first law fails in an accelerated reference system, but the second and third laws do not.
With volume and molar quantity held constant, by what factor does the absolute temperature change for an ideal gas when the pressure is three times bigger?
a. 0.3 c. 5.0 b. 3.0 d. 25.0
Which of the following best describes stars in the halo of our Galaxy?
A) young, red, and dim with low abundance of heavy elements B) young, blue, and bright with high abundance of heavy elements C) old, red, and dim with low abundance heavy elements D) old, red, and dim with high abundance of heavy elements E) old, red, and bright with low abundance of heavy elements