Mixtures

1- which method is used for the separation of sand from solid-liquid mixture?

• Precipitation

• Shaking

• Filtration

• Evaporation

2- separating funnel is used to separate....

• Solid- Solid mixture

• Liquid-liquid mixture

• Solid-liquid mixture

• Gaseous-gaseous mixture

3- Dressing of salad is .....

• Solid-solid mixture

• Solid-liquid mixture

• Liquid-Liquid mixture

• Gaseous- Gaseous mixture

4- Mineral water contains some minerals such as ......

• Sodium and carbon

• Calcium and magnesium

• Calcium and phosphorus

• Iron and aluminum

5- All these methods can be used for making a mix. except ....

• Grinding

• Evaporation

• Shaking

• Stirring

6- The two immiscible liquids are separated by using ....

• Evaporation

• Filtration

• Magnetic attraction

• Separating funnel

7- The atmosphere is an example of ....

• Solid-liquid mix.

• Liquid-liquid mix.

• Gaseous- Gaseous mix.

• Liquid- gaseous mix

8- The mix. of sand, salt and water is separated by using ......

• Filtration then precipitation

• Filtration then evaporation

• Evaporation then stirring

• Magnetic attraction then evaporation

9- Your blood is considered as a .......

• Mixture

• Pure substance

10- Mango juice 🥭 is considered as .....

• Mixture

• Pure substance