KMT Postulates

According to the KMT, gas particles are much smaller than the distance between particles. Based on this, we can then assume that most of the volume of gas is_______________.

• taken up

• gas particles

• empty

• small

Ideal gases obey the ______.

• NOG

• KTM

• KMT

• TKM

Fill in the blank: Postulate #1 of the KMT states that gases consist of large numbers of tiny particles that are _________ in comparison to their size.

• far apart

• close together

• heavy

• light

Tags

NGSS.HS-PS1-3

NGSS.HS-PS1-5

What determines the temperature of a gas?

• How hot or cold the gas is

• The total kinetic energy of the gas particles

• The average kinetic energy of the gas particles

• The average potential energy of the gas particles

Tags

NGSS.MS-PS1-4

Which of the following is an assumption of the kinetic-molecular theory of gases?

• Collisions between gas particles are inelastic.

• Gases consist of closely spaced particles.

• Gas particles move around in an orderly manner.

• The temperature of a gas depends on the average kinetic energy of the gas particles.

Gas pressure is caused by

• gas molecules colliding with surfaces

• gas molecules condensing to a liquid

• gas molecules hitting other gas molecule

• barometers

Tags

NGSS.HS-PS2-1

According to kinetic molecular model, in gases,

• The particles are closely packed together, they occupy minimum space and are usually arranged in a regular pattern

• The particles occur in clusters with molecules slightly further apart

• The molecules are very far apart and occupy all space made available to them

• The particles vibrate about fixed positions and are held together by strong intermolecular bonds between them

Tags

NGSS.HS-PS2-1

The average _______ energy of all the particles determines the temperature of the gas.

• potential

• kinetic

• chemical

• mechanical

Tags

NGSS.HS-PS3-2

According to the KMT, what is the primary reason gases expand to fill their containers?

• A) Gas particles are attracted to the container walls

• B) Gas particles are in constant random motion

• C) Gas particles are repelled by each other

• D) Gas particles have a fixed volume

Which of the following statements is true according to the kinetic molecular theory?

• A) Gas particles lose energy after collisions

• B) Gas particles are in constant, random motion

• C) Gas particles are stationary

• D) Gas particles are larger than the distance between them

Tags

NGSS.HS-PS3-2