The concept of the dual nature of light indicates that electromagnetic waves sometimes act like ______________
Fill in the blank(s) with correct word
particles
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Answer the following statement(s) true (T) or false (F)
1. The function 
.
Pascal's Principle states that an increase of pressure on an enclosed fluid is transmitted ________ throughout the fluid.
Fill in the blank(s) with the appropriate word(s).
A projectile that is fired vertically at 8 km/s from Earth's surface will
A) go into circular orbit about Earth. B) rise and fall back to Earth's surface. C) follow an uncertain path. D) escape from Earth.
A 7 cm diameter heat exchanger rod at 400ºC is surrounded by a 15 cm diameter heat shield. If the surroundings are a black body at 20ºC, determine the equilibrium temperature of the shield if (a) both rod and shield are black bodies, (b) emissivity of both is 0.7, and (c) the rod is a black body and the shield has emissivity of 0.7.
