Kinetic Molecular Theory Homework Review

Which statement is true, based on the information in the graphic?

• Gases do not move in straight line

• Most of the volume of gas is empty space

• Only gas particles are in constant motion

• Gas particles attract each other

Tags

NGSS.MS-PS1-4

Which best describes the kinetic energy of particles in a solid?

• lowest amount of energy

• more energy than solids but less than gases

• more energy than solids or liquids

• less energy than solids but more than liquids

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NGSS.MS-PS3-1

NGSS.MS-PS3-4

Which type of motion in the figure best represents the movement of gas particles?

• Motion 1

• Motion 2

• Motion 3

• Motion 4

Tags

NGSS.MS-PS1-4

Gas pressure is caused by ______.

• gravity.

• gas molecules colliding with each other.

• gas molecules colliding with surfaces of the container.

• gas molecules reacting with each other.

Which states of matter are fluid?

• gases and liquids

• liquids and solids

• gases only

• liquids only

Principle 2: Atoms are in constant random __________

• molecules

• energy

• motion

• space

Tags

NGSS.MS-PS1-4

Atoms in motion have kinetic energy and their motion __________ as they gain energy.

• increases

• decreases

• stays the same

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NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Principle 6: Molecular motion ___________ is in gas, less in liquids and least in solids.

• greatest

• less

• least

Tags

NGSS.MS-PS1-4

There are ___ Principles in KMT

• 2

• 4

• 6

• 8

Tags

NGSS.MS-PS1-4

Which is Principle 4?

• Collisions between atoms are perfectly elastic (no energy is lost)

• There is a transfer of energy as atoms collide.

• Molecular motion is greatest in gas, less in liquids and least in solids.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS3-4