Kinetic Molecular Theory

_______ is an explanation of how particles in matter behave

• Boyle's Law

• Charles' Law

• Kinetic Molecular Theory

Tags

NGSS.MS-PS1-4

A hypothetical gas that perfectly fits all the assumptions of the kinetic molecular theory is known as

• real gas

• ideal gas

• imaginary gas

• perfect gas

Of these three states of matter, which one has the most kinetic energy?

• Solid 

• Liquid 

• Gas

Tags

NGSS.MS-PS1-4

As the temperature of a substance increases:

• The speed, and average kinetic energy of the particles, both increase.

• The speed, and average kinetic energy of the particles, both decrease.

• The speed of the particles increases, but the average kinetic energy of the particles decreases.

• The speed of the particles decreases, but the average kinetic energy of the particles increases.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

At what temperature do nitrogen molecules move fastest?

• 350 K

• 300 K

• 250 K

• 200 K

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Adding heat to a solid makes the particles move...

• Particles in a solid are not moving

• Slower

• At the same rate as before the heat was applied

• Faster

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

These properties describe a ___.

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

The more energy that particles have, the ___ they move.

• slower

• faster

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-1

Which of the following is not true about the volume of a gas?

• Most of the volume is empty space.

• The volume is occupied by particles in continuous, rapid, random motion.

• The volume is about 10 times greater than that occupied by an equal number of particles in the liquid or solid state.

• Generally, the volume can be easily changed

Which of the physical states of water contains particles with the lowest kinetic energy?

• Water

• Ice

• Steam

• Melting ice

Tags

NGSS.MS-PS1-4