Suppose you measure the density (mass per volume) of an object moving by you at high speed. How will its density compare to the density it would have at rest in your reference frame?
A) Its density would be higher.
B) Its density would be lower.
C) Its density would be the same.
D) There is no way to know because relativity doesn't tell us anything about density.
A) Its density would be higher.
You might also like to view...
Is light a wave or a particle?
A. a wave B. a particle C. both a wave and a particle at the same time D. neither a wave nor a particle E. Sometimes it is a wave, other times it is a particle.
Given the distance x that a spring is compressed, what is the potential energy of the spring?
A. 2 kx^2 B. ½ kx C. ½ kx^2 D. 2 kx
During the Hayashi track, a star drops drastically in both ________ and ________
Fill in the blank(s) with correct word
Neptune circles the Sun at a distance of 4.50 × 1012 m once every 164 years. Saturn circles the Sun at a distance of 1.43 × 1012 m. What is the orbital period of Saturn?
A) 304 years B) 121 years C) 109 years D) 88.6 years E) 29.4 years