Chemical Phases

The drops of water that appear on the outside of a glass of cold juice on a warm day are an example of?

• sublimation
• condensation
• evaporation

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

In a solid, the particles

• vibrate in place
• slide past one another
• overcome the strong attraction

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A gas

• has a definite shape but no definite volume
• has a definite volume but no definite shape
• has fast-moving particles

Tags

NGSS.MS-PS1-4

At higher temperatures

• particles in an object have less energy
• particles in an object move faster
• a gas contracts

Tags

NGSS.MS-PS1-4

Balloons can be twisted into shapes because

• the force exerted changes the number of particles
• the volume of a gas is constant
• particles of gas can be compressed

Which of the following occurs when a liquid becomes a gas?

• the particles slow down
• the particles beak away from one another
• the particles move closer together

Tags

NGSS.MS-PS1-4

If you open a bottle of perfume, after a period of time, the people on the opposite side of the room will be able to smell it due to the process of

• condensation
• evaporation
• sublimation

The reverse of condensation is

• sublimation
• evaporation
• boiling

Tags

NGSS.MS-PS1-4

Which changes of state absorb energy (endothermic)?

• freezing and evaporation
• evaporation and melting

Tags

NGSS.MS-PS1-4

Which changes of state release energy (exothermic)?

• condensation and freezing
• melting and evaporation

Tags

NGSS.MS-PS1-4