Q.1
The particles in the system are considered to have what mass relative to each other?
  • All particles have a different mass
  • All particles have the same mass
  • 50% of particles have a mass twice as big as the other 50%
  • 50% of particles have a mass one third as big as the other 50%
Q.2
Which experiment shows how kinetic theory works?
  • g by freefall
  • Brownian Motion
  • Pin-hole camera
  • Refraction of light
Q.3
As a substance changes state from a liquid to a gas, the amount of energy the particles have …
  • decreases
  • increases
  • stays the same
  • varies
Q.4
What does the kinetic particle theory describe?
  • Small numbers of small particles in constant random motion
  • Large numbers of small particles in constant random motion
  • Large numbers of small particles in an accelerating random motion
  • Large numbers of large particles in constant random motion
Q.5
What forces are assumed to exist between particles in a gas?
  • Attractive
  • Repulsive
  • Both attractive and repulsive
  • No force
Q.6
The molecules in a system are assumed to obey which laws?
  • The Second Law of Thermodynamics
  • Theory of General Relativity
  • Newton's Laws of Motion
  • The Zeroth Law of Thermodynamics
Q.7
The particles in a system are always in what kind of motion?
  • Constant and random
  • Static
  • Slow and random
  • Fast and follow a curved path
Q.8
How large is the number of particles within a system in kinetic theory?
  • Very large
  • Very small
  • 300 particles
  • 500,000 particles
Q.9
What does the kinetic energy of the particles in a system depend on?
  • Temperature of the system
  • How quickly the particles are accelerating
  • Charge of particle
  • None of the above
Q.10
It is assumed all collisions within a system are what?
  • Inelastic
  • Particles do not collide
  • Elastic
  • Only 50% of the particles in a system collide with other particles
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