Unit 5. Matter

Ice cubes are...

• Solid

• Liquid

• Gas

It has a definite volume but not shape.

• Solid

• Liquid

• Gas

Combustion is a…

• Physical

  change

• Chemical

  change

You drop a glass, and it breaks.

It is a….

• Chemical change

• Physical change

It separates a mixture of two solids.

• Evaporation

• Sieving

• Distillation

Changes of state are...

• Physical changes

• Chemical changes

We can´t see the different particles.

• Homogeneous mixtures

• Heterogeneous mixtures

A salad is a...

• Homogeneous mixture

• Heterogeneous mixture

Many metals are...

• Thermal conductors

• Thermal insulators

Water and diamond are....

• Pure substances

• Mixtures