The Galileo spacecraft showed that volcanic features on Io could change in ________
Fill in the blank(s) with correct word
weeks
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A helium-filled balloon has a volume of 1 m3 . As it rises in the earth's atmosphere, its volume expands. What will its new volume be (in m3) if its original temperature and pressure are 20°C and 1 atm, and its final temperature and pressure are ?40°C and 0.1 atm?
a. 4 b. 6 c. 8 d. 10 e. 1.5
The Milky Way Galaxy contains about ________ stars. Most of these stars are probably ________.
A. 100 billion; red giants B. 10 billion; white dwarfs C. 100 billion; cool dwarfs D. 100 billion; O and B type stars
If your automobile runs out of fuel while driving, the engine stops. You don't come to an abrupt stop due to
A) inertia. B) gravity. C) resistance. D) the principle of continuation.
The mat of a trampoline is held by 32 springs, each having a spring constant of 5 000 N/m. A person with a mass of 40.0 kg jumps from a platform 1.93 m high onto the trampoline. Determine the stretch of each of the springs