In order for the dynamo effect to generate a magnetic field, Earth's outer core must be rapidly spinning, molten, and made of ________
Fill in the blank(s) with correct word
conducting materials
Physics & Space Science
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Which of the following values are associated with the electron spin quantum number, ms?
A) ±1/2 B) 0 C) ±1 D) ±2 E) ±3
Physics & Space Science
A 7.00-kg mass is placed on a 28.0° incline and friction keeps it from sliding. The coefficient of static friction in this case is 0.574, and the coefficient of sliding friction is 0.528 . What is the frictional force in this situation?
a. 32.2 N b. 60.6 N c. 32.0 N d. 34.8 N e. 3.29 N
Physics & Space Science
The "redshift" of a galaxy refers to the rate
A) at which is receding. B) at which it is approaching. C) at which it is spinning. D) of its fusion.
Physics & Space Science
Free or low-cost ______ images, including photographs and clip art, are available online.
A. stock B. generic C. spec D. streaming
Physics & Space Science