Objects that subtend a larger angle in the eye
A. Are perceived to be smaller
B. Are perceived to be larger
C. The subtended angle has no effect on perception
D. Are farther way
Ans: B. Are perceived to be larger
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A 100 liter water tank is filled to the brim with water when the temperature is 5.00 
Water has a coefficient of volume expansion of 
If the temperature of the water tank is increased to 60.0 
what is the volume of water that overflows the tank (ignore the expansion of the tank)?
A. 1.14 liters B. 1.40 liters C. 1.75 liters D. 2.01 liters E. 2.44 liters
A 10-kg rock and 20-kg rock are dropped from the same height and experience no significant air resistance. If it takes the 20-kg rock a time T to reach the ground, what time will it take the 10-kg rock to reach the ground?
A) 4T B) T/2 C) T D) 2T E) T/4
Which of the following statements is true of an electron?
A) Binding energy is large when a large amount of energy is needed to pull an electron away from an atom. B) The energy that holds an electron to an atom is referred to as its radiation energy. C) The presence of electrons allows an atom to have unlimited amounts of binding energy. D) It is a low-mass atomic particle that carries a positive charge when combined with a proton.
An electron moves in a region where the magnetic field is uniform, has a magnitude of 60 ?T, and points in the positive x direction. At t = 0 the electron has a velocity that has an x component of 30 km/s, a y component of 40 km/s, and a z component of zero. What is the pitch of the resulting helical path?
a. 13 mm b. 32 mm c. 24 mm d. 18 mm e. 3.8 mm