The peak of the radiation curve of a blackbody moves upward toward higher intensity as its temperature __________
Fill in the blank(s) with correct word
increases
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What is the inductance of a coil that has an emf of 0.82 V induced in it while the current through it is changing at 2.0 A/s?
A. 3.3 H B. 33 mH C. 1.6 H D. 41 mH E. 0.41 H
Diagrams like this one are commonly used in discussions of seasons and they can be quite useful. However, this diagram greatly exaggerates
A) the size of Earth relative to the size of Earth's orbit around the Sun. B) the size of the Sun relative to the size of Earth's orbit around the Sun. C) the amount by which Earth's orbit differs from a perfect circle. D) all of the answers listed. E) only the first and third choices.
If the conditions required for substantial amounts of oxygen to build up in a planetary atmosphere are quite rare, then life on other worlds
A) will probably not be present B) will progress much more rapidly because there would be less oxidation C) will progress at a similar rate as that on the Earth, except that it will remain anaerobic D) may still be common but may never be able to evolve past microscopic forms
In Einstein's famous equation E = m ? c2, describing the relationship between matter and energy, the units for E are (given that m ? kg, c ? m/s, N = kg ? m/ s2 )
A) m/N B) kg m/ s2 C) m2/ s2 D) N/m E) N? m