Science Topic 2

Front

What is a gas?

Back

A state of matter that fills its entire container and has no fixed shape or volume.

Front

What is a liquid?

Back

A state of matter that has a definite volume but takes the shape of its container.

Front

What is a solid?

Back

A state of matter that has a definite shape and volume.

Front

What is a solution?

Back

A mixture in which substances are spread out evenly and do not settle to the bottom.

Front

What happens to the mass of water when it is heated to its boiling point?

Back

The mass of the water will stay the same and decrease slightly.

Front

What is the principle of mass conservation?

Back

The mass of an isolated system will remain constant, regardless of the processes acting inside the system.

Front

What happens to gases when they are placed in a container?

Back

Gases will expand to fill the entire container.

Front

What is the difference between a mixture and a solution?

Back

A mixture can be separated into its components, while a solution has components that are evenly distributed and cannot be easily separated.

Front

What is the boiling point of water?

Back

The temperature at which water changes from a liquid to a gas, typically 100 degrees Celsius at sea level.

Front

What is density?

Back

Density is the mass of a substance divided by its volume.