Phase Changes and Phase Diagrams

At POINT B, the temperature is _______ degrees C.

Tags

NGSS.MS-PS1-4

The solid begins to __________.

Tags

NGSS.MS-PS1-4

At POINT C, the substance is completely _____________, or in a ____________ state.

Tags

NGSS.MS-PS1-4

The energy put to the substance between minutes 5 and 9 was used to convert the substance from a ___________ state to a __________ state.

Tags

NGSS.MS-PS1-4

During the time from POINT D to POINT E, the liquid is _____________.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Material in this phase has _________ volume and ____________ shape.

Tags

NGSS.MS-PS1-4

Beyond POINT E, the substance is still in the __________ phase, but the molecules are moving _________ as indicated by the increasing temperature.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

H2O (water) is initially present in a state where its molecules are far apart. During a change of state, its molecules slow down. Which change of state has most likely taken place?

• from a gas to a liquid

• from a liquid to a gas

• from a solid to a liquid

• from a gas to a plasma

Tags

NGSS.MS-PS1-4

The diagrams below represent the four states of matter. Which diagram represents the phase that occurs after a solid melts?

• Diagram 1

• Diagram 2

• Diagram 3

• Diagram 4

Tags

NGSS.MS-PS1-4

The diagram below shows the different phase transitions that occur in matter. Which arrow would most likely represent the phase change that occurs when silver is poured into a mold and cools to become a solid bar?

• 1

• 3

• 4

• 5

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5