Solids, Liquids and Gases Flashcards
(26 cards)
What are the three states of matter?
Solid, Liquid, Gas
True or False: In a solid, particles are closely packed and vibrate in place.
True
Fill in the blank: In a liquid, particles are _____ than in a solid.
further apart
What state of matter has a definite shape and volume?
Solid
Which state of matter takes the shape of its container but has a definite volume?
Liquid
What is the term for the process of a solid turning into a liquid?
Melting
What happens to the particles in a gas?
They are far apart and move freely.
True or False: Gases have a definite volume.
False
Which process describes a liquid turning into a gas?
Evaporation
What is the main difference between solids and liquids?
Solids have a fixed shape; liquids do not.
Fill in the blank: The process of a gas changing into a liquid is called _____
Condensation
What is the term for the temperature at which a solid turns into a liquid?
Melting point
What is the term for the temperature at which a liquid turns into a gas?
Boiling point
True or False: All materials can exist in all three states of matter.
True
What is the process of a solid turning directly into a gas called?
Sublimation
Which state of matter has the highest energy particles?
Gas
Fill in the blank: The particles in a _____ are tightly packed and vibrate in fixed positions.
Solid
What is the effect of temperature on the state of matter?
Increasing temperature can change a substance’s state.
What is the term for the change from gas to solid?
Deposition
Which state of matter has no definite shape and no definite volume?
Gas
Fill in the blank: Liquids have a definite _____ but no definite shape.
volume
What happens to the energy of particles when a substance freezes?
The energy decreases.
True or False: The density of a solid is usually greater than that of a liquid.
True
What do we call the process of a liquid becoming solid?
Freezing
