Ways of Separating Mixtures

Which of the following method is best describe in the picture above?

• handpicking

• sieving

• winnowing

What do you call a method that is used when the components of a mixture are of different SIZES?

• winnowing

• sieving

• threshing

What do you call in a method of removing grains from plants?

• sieving

• threshing

• winnowing

Why do we need to separate components of mixtures?

• to find the impurities and make use of them

• to find ways in making new substances

• to find which components are really needed or useful

In mixture of camphor and iron filings, which component will retain after heating the mixture?

• camphor

• camphor and iron filings

• iron filings

Which mixture can easily be separated by Hand/Tweezers

• 
• 
• 
• 

Tags

NGSS.5-PS1-3

The science teacher accidentally combined metal shavings with sand, what method can be used to separate the mixture?

• 
• 
• 
• 

Tags

NGSS.5-PS1-3

If you had a mixture of rocks and sand and needed to separate them what method would work best?

• 
• 
• 
• 

Tags

NGSS.3-5-ETS1-2

NGSS.5-PS1-3

You have a glass of salt and water, what is the best method to separate the salt out of the water?

• 
• 
• 
• 

Tags

NGSS.3-5-ETS1-2

True or False: A mixture must have at least two different materials.

• True

• False

Tags

NGSS.5-PS1-4