Kinetic Molecular Theory

1. Kinetic refers to _______________

• Force

• Energy

• Motion

• Acceleration

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Why do you need to study Kinetic Molecular Theory?

• Just for fun

• To understand force and motion

• To understand earthquakes

• To understand behavior of solid, liquids, and gases

There are ___ Principles in KMT

• 2

• 4

• 6

• 8

Principle 1: All matter is made up of________

• space

• mass

• air

• atoms

Principle 2: Atoms are in constant random __________

• molecules

• energy

• motion

• space

Principle 3: Atoms in motion have kinetic energy and their motion __________ as they gain energy.

• increases

• decreases

• stays the same

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.

Principle 5: Collisions between atoms are perfectly ________ (no energy is lost)

• stretchable

• dangerous

• elastic

• unknown

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

• greatest

• less

• least

Molecular motion is less in _____________

• solid

• liquid

• gas

• plasma