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

Which of the following is a method of separating solutions?

• hand seperation

• filtering

• screening

• evaporation

What tool is this?

• sieve

• filter

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

• sieve

• filter

Which of these materials are attracted to a magnet

• iron filings

• sand

• rocks

• wood

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

If I pour sand and water onto a filter, what will happen?

• water and sand will go through the filter

• sand will get caught in the filter, water will pass through

• both sand and water will get caught in the filter

Tags

NGSS.MS-PS1-2

Which method is helpful in determining the harmful components in food? (ex. melamine in food sample)

• use of magnet

• filtration

• distillation

• chromatography

Type of mixture that has the SAME COMPOSITION in every part.

• Homogenous

• Heterogeneous

Type of mixture that DOESN'T HAVE the same composition in every part.

• Homogeneous

• Heterogeneous