Mixtures/Solutions

This is a type of mixture where one substance dissolves into another

• Solution

• Miscibility

• Compound

• Solubility

Tags

NGSS.5-PS1-4

Combination of two or more different kinds of substances that keep their own physical properties and can be easily separated.

• Solution

• Mixture

• Solubility

• Miscibility

Tags

NGSS.5-PS1-4

This is an example of a

• Solution

• Mixture

Tags

NGSS.5-PS1-4

This is an example of a

• Solution

• Mixture

Tags

NGSS.5-PS1-4

Which one of the following would you use to separate sand from iron filings?

• a bar magnet

• filter paper

• hot plate

• strainer

Tags

NGSS.3-PS2-4

If I added 27 grams of salt to water and separated the solution with a hot plate, what amount of salt would be left behind?

• 20 grams
• 0 grams
• 27 grams
• 10 grams

Tags

NGSS.5-PS1-2

A solution is a mixture of one or more substances _________ evenly into another substance.

• dissolved
• evaporated
• carried
• split

Tags

NGSS.5-PS1-4

How would you separate a mixture of sand and salt?

• Mix them with water and let the water evaporate

• Mix them with water, pour the mixture through a filter, then let the water evaporate

• Heat the sand and salt mixture for 5 minutes, then let it cool

• I would not do any of these because none of these options would work

Which of the following is NOT a mixture?

• sand, salt, and rocks in a bucket
• trail mix made with dried fruit,
  nuts, chocolate drops, and
  pretzels
• water in a glass
• rocks and sand in the ocean

Tags

NGSS.5-PS1-4

NGSS.5-PS1-3

A tablespoon of a substance is added to warm water and stirred. The result was that the substance could no longer

be seen.

We can conclude from the results that the substance –

• is less dense that water

• heated the water

• flavored the water

• dissolved in water

Tags

NGSS.5-PS1-4

NGSS.5-PS1-1