The energy of a photon is _________ proportional to its frequency and __________proportional to its wavelength
Fill in the blank(s) with correct word
directly, inversely
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Work Done by a Gas: A compression at a constant pressure of 200 kPa is performed on 8.00 moles of an ideal monatomic gas. The compression reduces the volume of the gas from 0.200 m3 to 0.120 m3. How much work was done by the gas during this process?
A. -16 kJ B. 16 kJ C. -40 kJ D. 40 kJ E. 0 kJ
A ray of light travels from a glass-to-liquid interface at an angle of 23°. Indices of refraction for the glass and liquid are, respectively, 1.58 and 1.80 . What is the angle of refraction for the ray moving through the liquid?
a. 26.4° b. 20.1° c. 17.5° d. 20.2° e. 26.2°
A mass src="https://sciemce.com/media/4/bf4b81cac39c602934.png" class="w-image" />?
is connected by a light string that passes over a pulley of mass M to a mass 
sliding on a frictionless horizontal surface as shown in the figure. There is no slippage between the string and the pulley. The pulley has a radius of 25.0 cm and a moment of inertia of 1?2 
If 
is 1.00 kg, 
is 2.00 kg, and M is 4.00 kg, then what is the acceleration of
A. 1.55 
B. 1.96
C. 2.06
D. 2.33
E. 2.72
What color of stars are found in the young star clusters in the disk of the Whirlpool galaxy?
A) Infrared. B) White. C) Red. D) Blue. E) Ultraviolet.