States of matter
What is a solid?
A solid is something that keeps its shape, like a rock or a toy.
What is one property of a solid?
A solid has a definite shape and volume.
Name an example of a solid.
An example of a solid is ice or a book.
What is a liquid?
A liquid is something that takes the shape of its container, like water or juice.
What is one property of a liquid?
A liquid has a definite volume but takes the shape of its container.
Name an example of a liquid.
An example of a liquid is milk or soda.
What is a gas?
A gas is something that spreads out and fills the space around it, like air.
What is one property of a gas?
A gas has no definite shape or volume and can fill any space.
Name an example of a gas.
An example of a gas is oxygen or steam.
How do molecules move in a solid?
Molecules in a solid are close together and do not move around much.
How do liquids change shape?
Liquids change shape by flowing to fit their container.
What is an example of a solid that melts?
An example of a solid that melts is ice when it turns into water.
How do molecules move in a gas?
Molecules in a gas are far apart and move around quickly.
What happens when gas cools down?
When gas cools down, it can turn into a liquid.
What is an example of a gas we breathe?
An example of a gas we breathe is oxygen.