Solids
What is a solid?
A solid is a state of matter that has a definite shape and volume
What is a liquid?
A liquid is a state of matter that has a definite volume but takes the shape of its container
What is a gas?
A gas is a state of matter that has no definite shape or volume
What happens to ice when it is heated?
Ice melts and turns into a liquid
What can you use to build a tower?
What shape do solids have?
Solids have a definite shape
What shape do liquids take?
What shape do gases take?
Gases take the shape of their container
What is condensation?
Condensation is the process where water vapor cools and changes back into a liquid
Why use clay with sand?
Clay makes sand stronger and helps hold it together
Name a property of solids
Solids are hard and maintain their shape
Name a property of liquids
Liquids can flow and have a fixed volume
Name a property of gases
Gases can expand to fill any space
Describe evaporation
Evaporation is the process where liquid changes into gas
What is magnetism?
Magnetism is a property that allows certain materials to attract or repel each other.
Give an example of a solid
Examples include: rock, chair, or a book
Give an example of a liquid
Examples include: water, juice or oil
Give an example of a gas
Examples include: oxygen, carbon dioxide or helium
What does melting mean?
Melting is the process where a solid changes into a liquid
How do you test if something floats?
You place it in water and see if it stays on the surface
How do solids differ from liquids?
Solids have a definite shape, while liquids take the shape of their container
How do liquids differ from gases?
Liquids have a definite volume but take the shape of their container, while gases have neither definite shape nor volume
What happens to gas when it is heated?
When gas is heated, it expands and its pressure may increase.
How do temperature changes affect matter?
Temperature changes can cause matter to change states, such as from solid to liquid or liquid to gas
Measuring mass helps determine how heavy an object is and can help in experiments and building structures