The video tutorial explains the phase changes of matter, including melting, freezing, vaporization, condensation, sublimation, and deposition. It discusses how these changes occur in elements and compounds, and the role of temperature and pressure. The tutorial also covers the compressibility of solids, liquids, and gases, and the characteristics of shape and volume in different states of matter.

What is the term used when a solid turns into a liquid?

• Condensation

• Melting

• Sublimation

• Freezing

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which process involves a liquid turning into a gas?

• Vaporization

• Freezing

• Deposition

• Condensation

Tags

NGSS.MS-PS1-4

What is the term for a solid turning directly into a gas?

• Condensation

• Freezing

• Sublimation

• Melting

Tags

NGSS.MS-PS1-4

What do we call the process of a gas turning into a liquid?

• Condensation

• Sublimation

• Melting

• Freezing

Tags

NGSS.MS-PS1-4

Which state of matter is the most compressible?

• Plasma

• Gas

• Liquid

• Solid

Why are solids the least compressible?

• Particles move freely

• Particles are close together

• Particles are in a vacuum

• Particles are far apart

What does it mean if a substance has a definite shape?

• It has no fixed shape

• It retains its shape

• It can be compressed

• It changes shape easily

Which state of matter has an indefinite volume?

• Liquid

• Solid

• Plasma

• Gas

What happens to the shape of a liquid when it is poured into a different container?

• It retains its shape

• It evaporates

• It changes shape

• It solidifies

What is the term for the process where gas particles spread out to fill their container?

• Condensation

• Diffusion

• Sublimation

• Compression