Properties of Matter

Front

What is density?

Back

Density is the mass of an object divided by its volume. It tells us how much matter is packed into a certain space.

Front

Which has a higher density: a heavy brick or a fluffy cushion?

Back

A heavy brick has a higher density because it has more mass in the same volume compared to the fluffy cushion.

Front

What happens to the density of an object when it is submerged in water?

Back

If an object sinks, it has a higher density than water. If it floats, it has a lower density than water.

Front

What is the mass of an object?

Back

Mass is the amount of matter in an object, usually measured in grams or kilograms.

Front

What is volume?

Back

Volume is the amount of space an object occupies, measured in cubic units.

Front

How does melting affect the mass of ice?

Back

The mass of a melted ice cube is the same as the mass of the solid ice cube.

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without changing its chemical composition.

Front

What is an example of a liquid taking the shape of its container?

Back

Juice being poured into a glass is an example of a liquid taking the shape of its container.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, while weight is the force of gravity acting on that mass.

Front

What does it mean for a liquid to have a definite volume?

Back

It means that a liquid occupies a specific amount of space, but it can change shape to fit its container.