Science of Separation and Classification Quiz

What is the process where heavier solid particles in a mixture sink to the bottom of a liquid due to gravity?

• Filtering

• Decantation

• Evaporation

• Sedimentation

Which method is used to separate two liquids that don't mix together, like oil and water?

• Decantation

• Filtering

• Sedimentation

• Evaporation

What is the process of turning a liquid like water into a gas called water vapor?

• Decantation

• Evaporation

• Filtering

• Sedimentation

Which type of material allows light to pass through easily and you can see clearly through them?

• Translucent

• Transparent

• Opaque

• Conductors

What category of materials resist the flow of heat?

• Insulators

• Conductors

• Waterproof

• Porous

What is the process of using a strainer to separate the solid pieces from the liquid?

• Sedimentation

• Evaporation

• Filtering

• Decantation

Which method is used to separate sand from water?

• Sedimentation

• Decantation

• Filtering

• Evaporation

What type of materials have tiny holes or spaces that allow liquids or gases to pass through them?

• Conductors

• Waterproof

• Porous

• Insulators

What is the process of letting heavier solid particles settle down at the bottom of a liquid?

• Filtering

• Decantation

• Evaporation

• Sedimentation

Which method is used to separate oil and water?

• Evaporation

• Sedimentation

• Filtering

• Decantation