Investigation on Substances

Front

What is mass?

Back

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

Front

What happens to the mass of a substance when it is divided into smaller pieces?

Back

The total mass remains the same, regardless of how many pieces it is divided into.

Front

Why is it important to control variables in an experiment?

Back

Controlling variables ensures that the results are reliable and that any changes observed are due to the factor being tested.

Front

What is a substance?

Back

A substance is a particular kind of matter with uniform properties.

Front

What is the mass of an object that weighs 5 kilograms?

Back

The mass of the object is 5 kilograms.

Front

If you add ice cubes to a drink, what happens to the mass of the drink?

Back

The mass of the drink increases by the mass of the ice cubes added.

Front

What is an experiment?

Back

An experiment is a scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact.

Front

What is the purpose of measuring mass in science?

Back

Measuring mass helps scientists understand the amount of matter in an object and how it interacts with other substances.

Front

What is a variable in an experiment?

Back

A variable is any factor, trait, or condition that can exist in differing amounts or types.

Front

What does it mean for an experiment to be reliable?

Back

An experiment is reliable if it produces consistent results when repeated under the same conditions.