You performed an experiment in which you measured the amount of water leaking through different types of roofs. For one roof, you measured a volume
of 13.2 ounces. What is this measurement in Sl units? 1 lb = 16 oz; 1 kg = 2.2
lbs.
A. 0.375 kg
B. 0.78 kg
C. 31.2 kg
D. 5.8 kg

Which statement is true if the refractive index of medium a is greater than that of medium b? a. total internal reflection is possible when light travels from air to medium b to medium a. b. total internal reflection is possible when light travels from medium a to medium b. c. total internal reflection is possible when light travels from medium b to medium a. d. total internal reflection is possible when light travels from air to medium a. e. total internal reflection is possible when light travels from air to medium b.