An RGB color system can produce more than 16.7 million possible colors.
Answer the following statement true (T) or false (F)
True
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A bowling ball has a mass of 7.0 kg, a moment of inertia of 2.8 × 10^-2 kg•m2, and a radius of 0.10 m. If it rolls down the lane without slipping at a linear speed of 5.0 m/s, what is its angular speed?
a. 0.80 rad/s c. 0.050 rad/s b. 50 rad/s d. 40 rad/s
A 100 g glass container is at 10.0 C 200 g of water at 90.0
is added to the glass container. What is the final temperature of the water and the glass, in
C? (specific heat of water = 1.00 cal/g
C specific heat of glass = .200 cal/gm
C)
A. 82.7 B. 75.0 C. 68.2 D. 50.2 E. 46.9
When most substances are heated, molecules inside move faster and occupy more space, which results in thermal
A) bending. B) expansion. C) contraction. D) heat.
Photons from a source each have energy 3.30 eV. Photons from a second source have double the frequency of those from the first source. What is the energy of a photon from the second source?
A. 6.60 eV B. 13.2 eV C. 1.65 eV D. 0.825 eV E. 3.96 eV