The Force on the Walls of a Vessel of a Contained

question 20

Multiple Choice

The force on the walls of a vessel of a contained gas is due to:

• A)repulsive force between gas molecules
• B)slight loss in average speed of a gas molecule after collision with wall
• C)change in momentum of a gas molecule due to collision with wall
• D)elastic collisions between gas molecules
• E)inelastic collisions between gas molecules

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Definitions:

Scientific Notation

A way of expressing numbers that are too big or too small to be conveniently written in decimal form, using powers of 10.

Position Function

A mathematical function that describes the position of an object as a function of time, often used in physics to study motion.

Initial Velocity

The speed of an object at the moment it begins its motion.

Positive Integers

Natural numbers greater than zero (1, 2, 3, ...).