Mixtures and Solutions Practice

To separate a mixture of salt and water, which tool is used?

• sieve

• magnet

• water

• hot plate

John spilled some nails in a sandbox. Which tool would separate the mixture (sand and iron nails) the FASTEST?

• water

• filter

• magnet

• sieve

Tags

NGSS.MS-PS2-3

The best way to separate trail mix would be:

• by hand

• filter

• evaporation

• sieve

A mixture is ______.

• anything that has mass and takes up space

• 2 or more substances combined that can be easily separated

• physical change

• physical property

In a mixture, the combined substances do not experience any ______.

• mixing

• separation

• properties of matter

• physical changes

When a substance dissolves, it ______.

• bubbles

• melts

• disappears

• spreads evenly throughout a liquid

Anything mixed with a liquid is a solution.

• true

• false

Physical properties can be

• observed and measured

• seen and heard

• felt

• solid, liquid, gas

Tags

NGSS.5-PS1-3

Mass, relative density, solubility, magnetism, taste, and color are all examples of

• tests

• physical properties

• substances

• physical state

A physical change is a change to a substance without forming a new substance. An example of a physical change would be:

• adding sugar to water

• tearing a piece of paper

• cooking an egg

• burning wood