Mixture

1. Which of the following substances is insoluble in water?

• salt

• stone

• sugar

• Vinegar

2. Homogeneous mixtures have uniform composition where the substances are evenly mixed. They are also called ___________.

• solution

• solubility

What type of solution is air?

• gas

• solid

• liquid

What is the example of emulsion?

• Fog

• Smoke

• Whipped cream

• salad dressing

Milk is a heterogeneous mixture.

• True

• False

Which of these statements correctly describes a mixture? A mixture is ___________.

• Composed of different substances.

• Made up of different elements and compounds.

• A combination of two or more substances that are chemically combined.

• A combination of two or more substances that are physically combined.

Which of these is a mixture?

• Sugar

• Water

• Carbon dioxide

• Air

Which of these materials is a solvent?

• Cornstarch

• Flour

• Sugar

• Water

Which is NOT a heterogeneous mixture?

• Fruit Salad

• Pencils and pens

• Marbles and Pebbles

• Vinegar

You mix the oil and water. Which statement best describes heterogeneous mixture?

• The mixture is completely mixed.

• You cannot see the oil in the mixture.

• The liquids did not mix but formed two layers.

• The mixture became a solution.