PCS 5th What's the Matter?

Front

What is a sieve/strainer used for?

Back

A sieve/strainer is a tool used to separate solid particles from liquids or to sift dry ingredients.

Front

What is the best tool to separate pebbles from water?

Back

A strainer is the best tool to separate pebbles from water.

Front

How can you identify iron among different metals?

Back

You can identify iron by using a magnet, as iron is magnetic.

Front

What is filtration?

Back

Filtration is a method of separating solids from liquids by passing the mixture through a filter.

Front

What state of matter has a definite volume but no definite shape?

Back

Liquid has a definite volume but takes the shape of its container.

Front

What is the purpose of using a magnet in separation?

Back

A magnet is used to attract magnetic materials, helping to separate them from non-magnetic materials.

Front

What is the process of sifting?

Back

Sifting is a method of separating fine particles from coarser ones, often used in cooking.

Front

What does it mean for a substance to have a definite shape?

Back

A substance with a definite shape maintains its form and does not change shape unless physically altered.

Front

What is the difference between solids, liquids, and gases?

Back

Solids have a definite shape and volume, liquids have a definite volume but take the shape of their container, and gases have neither definite shape nor volume.

Front

What is evaporation?

Back

Evaporation is the process where liquid turns into vapor, often used to separate a liquid from dissolved solids.