Pure Substances and Mixtures Flashcard Prep

Front

Evaporation is the process of turning ________ into vapour or gas.

Back

liquids

Front

Sifting is a method that uses the property of _____ to separate mixtures: colour, shape, size, density

Back

size

Front

Filtration is used to separate what from mixtures?

Back

solids

Front

Distillation is a method that uses the property of _____ to separate two components of a solution: size, density, boiling point, magnetism

Back

boiling point

Front

Which of the following materials can be separated using magnetism?

• wood and glass
• iron and nickel
• salt and water
• oil and gasoline

Back

iron and nickel

Front

What technique can be used to separate heavier materials that settle to the bottom of a liquid?

Back

settling

Front

What technique can be used to separate lighter materials that move to the surface of a liquid? Options: separation, evaporation, settling, floatation

Back

floatation

Front

What is the classification of a mixture that maintains its own properties? Options: pure substance, mechanical mixture, solution, homogeneous mixture

Back

mechanical mixture

Front

In a mechanical mixture, we see the different parts because its components are distributed evenly. This is also called:

Back

heterogeneous mixture

Front

In a solution, different particles are evenly mixed together, also called a:

Back

homogeneous mixxture