Science

What is a mixture ?

• A combination of things

• A combination of physical and non physical elements

• Physical combination of two or more substances

What is a homogeneous mixture ?

• You can see the various substances

• You can’t see the various substances

What is a heterogeneous mixture?

• You can see the various substances

• We cannot see the different substances

If you have a mixture of iron and sulfur how do you separate?

• Boiling

• Filtering

• Magnetism

What method would we use to separate sugar and sand ?

• Boiling

• Filtering

• Sorting by hand

If you accidentally drop a paper clip into bowl of rice how can we separate?

• Filtering

• Boiling

• Using a magnet

How can we separate ink from water ?

• Evaporation

• Filtration

• Boiling

How can you separate a mixture of oil and vinegar?

• Boiling

• Decantation

• Evaporation

What temperature does water boil at?

• 200 degrees

• 100 degrees

• 80 degrees

What temperature does ethanol boil at?

• 80 degrees

• 100 degrees

• 78 degrees