According to recent theorizing in high energy physics,
A) it is impossible to create or destroy quarks.
B) protons and neutrons can be put together to form quarks.
C) we should be able to find isolated quarks.
D) All of the above.
E) None of the above.
E
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A nanometer is
a. a unit of frequency. b. a unit of energy. c. a unit of mass. d. a unit of length. e. a unit of resolving power.
Elementary Particles: How many quarks are in a deuteron, 
H?
A. 2 B. 3 C. 4 D. 6 E. 9
An object is moving with constant velocity. Which of the following statements is true?
A) A constant force is being applied in the direction of motion. B) A constant force is being applied in the direction opposite of motion. C) There are no forces acting on the object. D) The net force on the object is zero. E) There is no frictional force acting on the object.
An electron is traveling at 0.85c. What is its mass? (The rest mass is 9.11 × 10-31 kg.)
A) 1.4 × 10-29 kg B) 7.2 × 10-30 kg C) 1.7 × 10-30 kg D) 2.4 × 10-30 kg E) 4.2 × 10-30 kg