CHEM_U9_KMT and Gas Laws

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.

The movement of gas molecules is greatly affected by _________.

• the shape of the container
• size of the container
• temperature of the container

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The energy of an object as it is in motion is defined as

• Kinetic Theory
• Kinetic energy
• Potential energy
• Electric energy

Tags

NGSS.HS-PS3-2

Gas molecules can easily be compressed  because ___________. 

• gas molecules are soft
• gas molecules are far apart
• gas molecules follow the shape of the container

The kinetic theory states

• Particles won't move if you don't apply energy to it.

• Particles only move in liquids and gases.

• Particles are always in motion.

• At the same temperature the object that has the most mass heats quicker.

Tags

NGSS.MS-PS1-4

In which state of matter are the particles only vibrating?

• Gas
• Liquid
• Solid
• Plasma

Tags

NGSS.MS-PS1-4

8. Which keyword describes when particles move from high to low concentration?

• a) Smell
• b) Volatile
• c) Diffusion
• d) Brownian Motion

9. How does the rate of diffusion change with an increase in temperature?

• a) Faster
• b) Slower
• c) Unaffected
• d) Impossible to tell

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The slower the particles in a substance move,

• the colder it is.
• the warmer it is.
• the more energy it has.
• the less energy it has.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which is NOT an assumption made by the kinetic molecular theory of gases?

• Gas particles are small and take up little volume
• Particles travel in constant, random, straight-line motion until colliding
• When particles collide, their total kinetic energy is decreased
• Particles do not attract or repel each other

Tags

NGSS.MS-PS3-4