Mixing and Separating Solids

The substances in a mixture always change when they are mixed together.

• True

• False

Which of these is a solid?

• Salt

• Water

• Steam

What is sieving?

• Evaporating a mixture

• Separating solids based on their size

What is the name of this instrument?

• Sieve

• Filter

• Dish

Which of the following describes what happens to rice when mixed with corn?

• The corn is completely mixed with rice

• The corn is at the bottom of the bowl

• It can be easily identified from one another

• it CANNOT be easily identified from one another

To separate a mixture of salt and water what separation tool/method is used?

• Filter

• Sieve

• Magnet

• Evaporation

If you spilled nails in a sandbox, what separation tool/method could you use to clean out the sandbox so it would be safe for children to play in?

• Filter

• Screen

• Magnet

• Evaporation

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

This type of paper allows liquid to pass through it. What tool is it?

• sieve

• filter

A solution of salt and water was put over heat. What will happen next?

• The salt will evaporate

• The salt and water evaporate

• The water will evaporate

Which of these materials are attracted to a magnet?

• iron filings

• sand

• rocks

• wood