Question 1

What does the Kinetic Theory of Gases describe?

Accepted Answer

Large numbers of small particles in constant random motion

Answer

Large numbers of large particles in constant random motion

Answer

Small numbers of small particles in constant random motion

Answer

Large numbers of small particles in an accelerating random motion

Question 2

What does the kinetic energy of the particles in a system depend on?

Accepted Answer

Temperature of the system

Answer

Charge of particle

Answer

How quickly the particles are accelerating

Answer

None of these

Question 3

It is assumed all collisions within a system are what?

Accepted Answer

Elastic

Answer

Only 50% of the particles in a system collide with other particles

Answer

Inelastic

Answer

Particles do not collide

Question 4

Which experiment shows how Kinetic Theory works?

Accepted Answer

Brownian Motion

Answer

Refraction of light

Answer

g by freefall

Answer

Pin-hole camera

Question 5

The molecules in a system are assumed to obey which laws?

Accepted Answer

Newton's Laws of Motion

Answer

Theory of General Relativity

Answer

The Second Law of Thermodynamics

Answer

The Zeroth Law of Thermodynamics

Question 6

How large are the number of particles within a system in kinetic theory?

Accepted Answer

Very large

Answer

Very small

Answer

300 particles

Answer

500,000 particles

Question 7

As a substance changes state from a liquid to a gas, the amount of energy the particles have …

Accepted Answer

increases

Answer

decreases

Answer

stays the same

Answer

varies

Question 8

What forces are assumed to exist between particles in a gas?

Accepted Answer

No force

Answer

Repulsive

Answer

Attractive

Answer

Both attractive and repulsive

Question 9

The particles in the system are considered to have what mass relative to each other?

Accepted Answer

All particles have the same mass

Answer

50% of particles have a mass twice as big as the other 50%

Answer

All particles have a different mass

Answer

50% of particles have a mass one third as big as the other 50%

Question 10

The particles in the system are always in what kind of motion?

Accepted Answer

Constant, random and rapid

Answer

Slow and random

Answer

Fast and follow a curved path

Answer

Static

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