When gas in a container is squeezed to half its volume, its density is
1) halved,
2) unchanged,
3) doubled,
4) quadrupled,
and neglecting any temperature changes we would find the gas pressure to be
5) halved.
6) unchanged.
7) doubled.
8) quadrupled.
Answer: 3, 7
You might also like to view...
A 500-N tightrope walker stands at the center of the rope. If the rope can withstand a tension of 1400 N without breaking, what is the minimum angle the rope can make with the horizontal?
a. 4° c. 10° b. 8° d. 15°
The ________ cycle of the phases of the Moon is due to the Moon's spherical shape and the ______ shining on it from different directions
a. monthly; Earth b. yearly; Earth c. monthly; Sun d. yearly; Sun
Olbers's paradox is solved in part by the fact that the universe is neither infinitely large nor infinitely old
Indicate whether the statement is true or false
Except for hydrogen, helium, and a little lithium, the lower-mass elements (lighter than iron) that are spread throughout the dust of the universe were created
A) during the shock of a supernova explosion. B) during the fusion process that powers the stars, and then released in supernova explosions. C) in hot white dwarf stars. D) in the original creation of the universe. E) in Kansas.