Which of the following expands most when temperature is increased?
1) iron
2) ice water
3) helium
4) all expand the same
Which of the following expands most when temperature is decreased?
5) iron
6) ice water
7) helium
8) all expand the same
Answer: 3, 6
You might also like to view...
The spectra of interstellar gas clouds show that they have the same basic composition as
A) Earth's atmosphere. B) stars. C) asteroids. D) interstellar dust. E) the Martian polar caps.
Which of the following best defines lossless compression?
A. The degradation of image quality during compression. B. All image data is retained during compression. C. When a file size cannot be further reduced. D. Removing one color to create a transparency.
A spaceship moving past the Earth with a speed of 0.800c signals to the Earth with pulsed laser photons emitted at 10.0-second intervals according to the spaceship's clock. According to observers on Earth who see the flashes, the time interval they measure is
a. 13.4 s b. 16.7 s c. 12.5 s d. 9.70 s e. 6.03 s
An oxygen molecule has a moment of inertia of 5 × 10^?46 kg ? m2 . Calculate the bond length (in nm). Recall that the atomic mass of oxygen is 16 u (1 u = 1.66 × 10^?27 kg)
a. 0.3 b. 0.1 c. 0.2 d. 0.4 e. 0.5