A terrestrial world's lithosphere is ________
A) the interior region in which the planet's magnetic field is generated
B) a layer of relatively strong, rigid rock, encompassing the crust and part of the mantle
C) a layer of hot, molten rock encompassing the core and part of the mantle
D) a thin layer of rock that lies between the mantle and crust
B
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A race car travels 40 m/s around a banked (45° with the horizontal) circular (radius = 0.20 km) track. What is the magnitude of the resultant force on the 80-kg driver of this car?
A. 0.68 kN B. 0.64 kN C. 0.72 kN D. 0.76 kN E. 0.52 kN
A straight wire is carrying a current upward. Observed from above (i.e., looking downward towards the wire), the magnetic field lines are
A. radially outward. B. radially inward. C. forming clockwise circles. D. forming counter-clockwise circles. E. directed toward the observer.
Uniform Circular Motion: The maximum acceleration a pilot can stand without blacking out is about 7.0 g. In an endurance test for a jet plane's pilot, what is the maximum speed he can tolerate if he is spun in a horizontal circle of diameter 85 m?
Fill in the blank(s) with the appropriate word(s).
What is meant by the wavelength of light? By its frequency? Explain how they are related to each other
What will be an ideal response?