Intermolecular Forces & States of Matter

A phase change is when________________

• a laser is used on matter

• temperature changes

• a graph shows temperature

• matter changes state

Particles in a _________ are tightly packed in a regular pattern.

• liquid

• solid

• gas

• plasma

Tags

CCSS.RI.11-12.3

CCSS.RI.11-12.5

CCSS.RI.8.3

CCSS.RI.9-10.3

CCSS.RI.9-10.5

At higher temperatures

• particles in an object have less kinetic energy

• particles in an object move faster

• a gas contracts

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which state of matter has particles that are somewhat close together and have enouch kinetic energy to slide past each other?

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A physical change from gas to liquid is called....

• expansion

• evaporation

• condensation

• sublimation

Tags

NGSS.MS-PS1-4

Which of the following states of matter has the LOWEST level of kinetic energy?

• Solid

• Liquid

• Gas

• Plasma

Tags

NGSS.HS-PS3-2

Which state of matter has the weakest intermolecular forces?

• solid

• liquid

• gas

• plasma

The lower the boiling point, the ___ the intermolecular forces.

• stronger
• weaker

Tags

NGSS.MS-PS1-4

When the atmospheric pressure equals the equilibrium vapor pressure ___ occurs.

• freezing
• melting
• boiling
• sublimation

Tags

NGSS.MS-PS1-4

A substance can exist as a gas, liquid and solid at the ___

• critical point
• critical pressure
• triple point
• critical temperature