To see a solar eclipse, you have to be in Earth's shadow
a. True
b. False
Indicate whether the statement is true or false
False
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How does the magnetic tilt of Jupiter compare with our field?
A) Both are exactly perpendicular to our equator, aligned with our rotation axis. B) Jupiter's lies perpendicular to the ecliptic, while ours is tilted 23.5 degrees. C) Both are tilted about 10 degrees, but Jupiter is opposite in polarity. D) Both are tilted about 27 degrees, much like Saturn's. E) Like Uranus, Jupiter is flopped over on its side.
A bronze rod 1 cm in diameter and 30 cm long protrudes from a bronze surface at 150ºC. The rod us surrounded by air at 10ºC with a convective heat transfer coefficient of 10 W/m^2K. Determine the heat transfer through the rod.
What will be an ideal response?
One mole of an ideal gas has a volume of 0.0224 
What is the absolute temperature of the gas?
A. 273 K B. 325 K C. 346 K D. 352 K E. 376 K
Gravitational Force: Three identical 50-kg balls are held at the corners of an equilateral triangle, 30 cm on each side. If one of the balls is released, what is the magnitude of its initial acceleration if the only forces acting on it are the gravitational forces due to the other two masses? (G = 6.67 × 10-11 N ? m2/kg2)
A. 3.7 × 10-8 m/s2 B. 2.5 × 10-8 m/s2 C. 1.9 × 10-8 m/s2 D. 4.2 × 10-8 m/s2 E. 6.4 × 10-8 m/s2