Phases of Matter

Which of the following would happen at higher temperatures?

• Particles in an object move faster

• Particles in an object move slower

• Particles in an object have less energy

• gas particles bump into each other less

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which of the following happens to the particles when a liquid becomes a gas?

• Particles create energy

• Particles destroy energy

• Particles spread apart from one another

• Particles clump together

Tags

NGSS.MS-PS1-4

Which of the following describes a gas?

• particles that are always close together

• definite shape but no definite volume

• definite volume but no definite shape

• fast-moving particles

Tags

NGSS.MS-PS1-4

What is the reverse phase change (opposite) of condensation?

• melting

• freezing

• sublimation

• vaporization

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

As temperature falls from 100°C to 0°C, the material _____ heat and its energy _____ as the material goes through freezing to become a solid.

• releases, decreases

• multiplies its, is divided

• absorbs, increases

• remains the same, decreases

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What state of matter is present at 50° C?

• solid

• liquid

• gas

• plasma

Tags

NGSS.MS-PS1-4

What phase change is happening at IV

• Freezing

• Condensation

• Sublimation

• Vaporization

Tags

NGSS.MS-PS1-4

Is this process enothermic or exothermic?

• Endothermic

• Exothermic

• Exit the who mic?

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Identify the phase change from a solid directly to a gas. (Ex: dry ice)

• depostion

• sublimation

• condensation

• freezing

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which state of matter would be described as having highly energized, charged particles which move extremely fast?

• solid

• liquid

• plasma

• gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4