Electrons are "spin one-half," photons are
a. also spin one-half. b. spin zero.
c. spin one. d. none of the above.
c
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One car is traveling twice as fast as a second car. How much more work can the first car do. compared to the second car, in smashing into a brick wall?
A) three times as much B) four times as much C) twice as much D) the same amount as the second car E) All of the above.
An ideal Carnot engine is operated between a hot and a cold reservoir. The temperature difference between the two reservoirs is 284°C. If the efficiency of this ideal engine is 24.0%, find the temperature of the cold reservoir in degrees Celsius
What will be an ideal response?
Mars has _______________ but it is hidden
Fill in the blank(s) with correct word
Significant Figures: If a circle has a radius of 1.109 m, what is its area expressed to the correct number of significant figures?
A. 3.86 m2 B. 3.863 m2 C. 3.864 m2 D. 3.8638 m2 E. 3.86379 m2