The result of the Michelson-Morley experiment supports Einstein's ________ postulate for the theory of relativity.
Fill in the blank(s) with the appropriate word(s).
second
2nd
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Which space mission orbited Jupiter and dropped a probe into Jupiter's atmosphere?
a. Pioneer b. Voyager c. Galileo d. Cassini e. New Horizons
Which of the following statements correctly describes the law of conservation of energy?
A) An object always has the same amount of energy. B) Energy can change between many different forms, such as potential, kinetic, and thermal, but it is ultimately destroyed. C) Energy can change between many different forms, such as potential, kinetic, and thermal, but the total quantity of energy in the universe never changes. D) The fact that you can fuse hydrogen into helium to produce energy means that helium can be turned into hydrogen to produce energy. E) It is not really possible for an object to gain or lose potential energy because energy cannot be destroyed.
How do the energy level spacings for a particle in a box change when the box is made longer?
A. The spacings do not change. B. The spacings increase. C. The spacings decrease. D. There is insufficient information to answer this question.
The moon stopped evolving because it is too small to have kept its internal heat
Indicate whether the statement is true or false