The video explores the concept of matter, which is composed of atoms and exists in four states: solid, liquid, gas, and plasma. It explains the properties of each state and how matter transitions between them through processes like melting, freezing, evaporation, and condensation. The video also discusses unique phenomena such as sublimation and deposition, providing a comprehensive understanding of the states of matter.

What is matter made of?

• Molecules

• Atoms

• Cells

• Particles

Tags

NGSS.MS-PS1-1

Which state of matter has molecules that are tightly packed together?

• Liquid

• Gas

• Solid

• Plasma

At what temperature does water freeze?

• 0 degrees Celsius

• 32 degrees Fahrenheit

• 100 degrees Celsius

• 212 degrees Fahrenheit

What happens to water at 212 degrees Fahrenheit?

• It becomes plasma

• It freezes

• It remains a liquid

• It becomes a gas

Tags

NGSS.MS-PS1-4

What is plasma made of?

• Ions only

• Molecules

• Charged particles

• Neutral atoms

What is the process called when a solid turns directly into a gas?

• Evaporation

• Deposition

• Sublimation

• Condensation

What is the process called when a gas turns directly into a solid?

• Condensation

• Sublimation

• Freezing

• Deposition

What happens to molecules when a liquid loses energy?

• They move apart

• They form a gas

• They lock together

• They become plasma

Tags

NGSS.MS-PS1-4

What is the process called when a liquid turns into a gas?

• Deposition

• Evaporation

• Condensation

• Sublimation

Tags

NGSS.MS-PS1-4

What determines whether a substance is a solid, liquid, gas, or plasma?

• Volume

• Arrangement of atoms

• Pressure

• Temperature

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4