5.2.4 Filtration

What is filtration used for?

• It's used for drinking

• It's used for separating water and impurity

• all of the above

• none of the above

Which of these is needed for filtration?

• Wire gauze

• Burner

• Funnel

• Round-bottom flask

What is filtration?

• A method used to separate a solid from a liquid that dissolves in the liquid

• A separating technique used to separate a mixture of a solid and liquid where the solid does not dissolve in the liquid

In a coffee machine, the ground coffee is separated from the coffee solution by using..

• sand paper

• filter paper

• toilet paper

• tissue paper

Which one of the following solids is insoluble in water?

• sugar
• sand
• copper sulfate
• salt

This is used to pour lab materials into an object with a small opening

• scoop

• funnel

• bunsen burner

• goggles

This item is used to simply hold or approximately measure a liquid.

• beaker
• flask
• graduated cylinder
• test tube

This is called_______________________?

• Connical Flask

• Test Tube

• Safety Gloves

• Thermometer

I am left behind in the filter paper ]. What Am I?

• Filtrate

• Solution

• Residue

The part of the mixture that passes through the filter paper is called the

• residue

• filtrate

• suspension