Properties and Changes of Matter

Front

What is density?

Back

Density is the mass of a substance divided by its volume, typically expressed in grams per cubic centimeter (g/cm³).

Front

What is a graduated cylinder used for?

Back

A graduated cylinder is used to measure the volume of liquids accurately.

Front

What is malleability?

Back

Malleability is the ability of a substance to be deformed or shaped under pressure, often by hammering or rolling.

Front

What is ductility?

Back

Ductility is the ability of a substance to be stretched into a wire without breaking.

Front

What is a physical change?

Back

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

Front

What is a chemical change?

Back

A chemical change occurs when a substance transforms into a different substance with different properties.

Front

Why do ice cubes float in water?

Back

Ice cubes float because they are less dense than liquid water.

Front

What is the difference between mass and weight?

Back

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

Front

What is the boiling point of water?

Back

The boiling point of water is 100°C (212°F) at standard atmospheric pressure.

Front

What is the freezing point of water?

Back

The freezing point of water is 0°C (32°F) at standard atmospheric pressure.