Natural Science - Unit 4 - Matter

What´s matter?

• Matter is everything

• Matter is everything that has mass and takes up space.

• Matter is anything that has volume.

What´s a mixture?

• Combination of 2 or more pure substances

• Combination of 2 or more pure substances that are not physically combined

• Combination of 2 or more pure substances that are not chemically combined

What´s a homogeneous mixture?

• A mixture that has same colour and different properties.

• A mixture that has a varied colour and texture.

• A mixture that has a consistent colour and texture

What´s a heterogeneous mixture?

• A mixture that varied colour and texture

• A mixture that has same colour and texutre

• A mixture that has same properties

A compound can be chemically descomposed.

Ture or False.

• TRUE

• FALSE

An element can be chemically descompsed.

• TRUE

• FALSE

A solution is a mixture of one or more liquids with one or more other substances.

• FALSE

• TRUE

Techniques for separating mixtures.

• Filtrarion and evaporation

• Distilation and disolution

• All the answers above are correct.

The technique for separating and insolube solid from a mixture is called filtration.

• True

• False. It´s called evaporation

• False. It´s called distilation

Combustion is a ____________ reaction