What is the ionization energy of the neutral hydrogen atom?
A) 27.2 eV
B) 13.6 eV
C) 6.8 eV
D) none of the given answers
B
Physics & Space Science
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Which of the following is not a capacitance?
A.
B.
C.
D.
E.
Physics & Space Science
Which star will emit the shortest wavelength of its peak frequency?
A) a blue star B) a yellow star C) a red star D) a green star
Physics & Space Science
Why are penumbral eclipses less obvious than partial eclipses?
What will be an ideal response?
Physics & Space Science
The greenhouse effect raises Earth's surface temperature by roughly
a. 0 K. b. 0.35 K. c. 3.5 K. d. 35 K. e. 350 K.
Physics & Space Science