Which of the following quantities are conserved in an isolated system?
a. mass c. momentum
b. energy d. all of the above
D
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Fragments that do not completely burn in the atmosphere and eventually fall on Earth are called
A. asteroids. B. meteoroids. C. meteorites. D. meteors.
As the Sun evolves into a red giant in the distant future, then according to Wien's Law:
A) most of its energy must become shorter in wavelength. B) its peak on the Planck curve will move into the infrared. C) its total luminosity must decrease. D) it will disappear from the universe of visible light. E) its light will be slowed down by its increasing mass.
The number of Type I and Type II supernovae observed are approximately equal
Indicate whether the statement is true or false
Smog is a mixture of ______________ and ______________
Fill in the blank(s) with correct word