Mixtures and solution Quiz

Which tool can be used to separate the following mixtures?

• Sand and gravel

• 
• 
  I want only green skittles

• 
• iron nails and copper pennies

• 
• Salt water and pepper

• 

What is a solution?

• A type of mixture made when substances are heated together.

• A type of mixture made when one or more substances (solutes) are dissolved in another substance (solvent).

• A pure substance that cannot be separated into simpler substances.

• A combination of different substances that can be separated by physical means.

Which of the following can be components of a solution?

• Only liquids

• Only gases

• Only solids

• Solids, liquids, or gases

Match the following

• Mixture

• 
• Mixture

• 
• Solution

• 
• mixture

• 

In which mixtures do all the ingredients maintain their physical state?

• Mixtures 3 and 4 only

• Mixtures 1, 3, and 4

• Mixtures 1, 2, and 5

• Mixtures 2 and 5 only

Some people add sugar to their hot tea. Which property of the sugar remains the same when the sugar is in the tea solution?

• The taste of sugar

• The size of the sugar crystals

• The color of the sugar

• The texture of the sugar

What is a mixture according to the image?

• A process of heating substances until they melt.

• A combination of two or more substances that keep their physical properties and are easily separated.

• A chemical reaction between two or more substances that creates a new substance.

• A solid substance made from a single element or compound.

Which statement or statements are NOT true about the components of a mixture?

• They lose their physical properties when combined.

• They cannot be separated once mixed.

• They retain their individual physical properties when mixed.

Which of the following is NOT a physical property that can be used to separate mixtures?

• Color

• Odor

• Texture

• Size

What physical property can be used to separate mixtures based on the response of the components to a magnetic field?

• Color

• Texture

• Magnetism

• Physical State