The expansion rate of the Universe is:
A) increasing.
B) decreasing.
C) constant.
D) different in different directions.
E) independent of time.
A
Physics & Space Science
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A gas is quickly compressed in an isolated environment. During the event, the gas exchanged no heat with its surroundings. This process is
A) isothermal. B) isometric. C) isobaric. D) adiabatic.
Physics & Space Science
A constant pressure gas thermometer is initially at 28.°C. If the volume of gas increases by 10%, what is the final Celsius temperature?
What will be an ideal response?
Physics & Space Science
What makes up the interstellar medium?
A) O and B stars B) open clusters C) K and M stars D) gas and dust E) all of the above
Physics & Space Science
Mass can be considered concentrated at the center of mass for rotational motion
Indicate whether the statement is true or false
Physics & Space Science