If we increase the brightness of violet light shining on a photosensitive surface we also increases the
A) number of electrons ejected per second.
B) kinetic energy of the ejected electrons.
C) threshold frequency.
D) time lag between the absorption of blue light and ejection of electrons.
E) none of the above
Answer: A
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As a star forms, the photosphere first appears:
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In semi-crystalline polymers, there is a spike in the specific heat when the crystallites start to _____________.
Fill in the blank(s) with the appropriate word(s).
Based on this graph, which statement below most accurately describes the impacts we should expect on Earth during the coming year?
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Suppose the surface temperature of the Sun were about 18,000 K, rather than 6,000 K. How would the thermal radiation spectrum of the Sun be different?
What will be an ideal response?