Separation of Mixtures

Which technique is not suitable to separate gravel mixed with water?

• Filtration

• Using a seive

• Using a magnet

• Decantation

What separation technique is being identified or used when you let the hard particles or substance mixed in water to subside first at the bottom before pouring the clear water out?

(a)  

Which technique of separating mixtures is needed to separate noodles from water?

• Centrifuging

• Decantation

• Using a sieve

• Manual separation

What could you use to separate magnetic nickel powder from a powdered rock?

(a)  

By heating certain mixtures, you can separate its components from each other. Which of the following mixtures is an example of that?

• Rice and water

• Sand and salt

• Water and soil

• Salt and water

Tags

NGSS.MS-PS1-4

You can separate a gravel and water mixture by using....?

• Filtration, use of sieve, decantation

• Using a magnet, use of sieve, filtration

• Heating, chromatography, manual separation

• Decantation, chromatography, filtratiom

Can you separate dissolved sugar in water using a sieve?

• Yes

• No

• Maybe

• No idea

Can you separate dissolved salt in water by doing filtration?

• Yes

• No

• Maybe

• I don't have an idea

What name is given to a mixture of a soluble substance in a liquid?

• Solution

• Suspension

• Solvent

• Solute

What name is given to the substance that is dissolved in a liquid?

• Solution

• Solvent

• Solute

• Suspension