Science 5.5B,C

Which term means “a combination of two or more substances that maintain their identities”?

• matter

• mixture

• solution

• compound

What term is used to identify a mixture that has the same composition throughout?

• gas

• liquid

• solvent

• solution

Chase made a mixture of iron filings and sand. Which provides evidence that the ingredients of this mixture maintain their physical properties?

• A magnet will separate the mixture.

• A liquid forms when the mixture is made.

• The temperature of the mixture decreases.

• The iron filings seem to disappear when the mixture is made.

Carlos takes some ice cubes from the freezer. At what temperature did the water freeze?

• between 0 °C and 50 °C

• at 0 °C

• between 50° C and 100 °C

• at 100 °C

Tags

NGSS.MS-PS1-4

A student wants to classify matter based on its solubility. How could she test a material to find out if it is soluble or insoluble?

• Cool it to see if it freezes.

• Heat it to see if it changes state.

• Add it to water to see if it dissolves.

• Measure it to find mass and volume

Matter can be classified based on physical properties, including solubility in water. Which of these substances would be classified as soluble?

• salt

• sand

• plastic

• iron filings

A student makes a solution by mixing a flavored, powdered drink mix into water. Some physical properties of the water will change after the drink mix dissolves. Which physical property of the water will remain the same?

• odor

• taste

• color

• Temperature

Matter is ____________

• Anything that has mass and takes up space.

• The property of attraction to a magnet.

  How dense something is compared with a reference material. Sink or Float

• Measurement of the ability of a solid to dissolve in a liquid.

• Energy that can be measured by a thermometer.

Tags

NGSS.MS-PS1-1

Solubility is __________

• How dense something is compared with a reference material. Sink or Float

• Anything that has mass and takes up space.

• How much space something takes up.

• Measurement of the ability of a solid to dissolve in a liquid.

Tags

NGSS.MS-PS1-2

Volume is __________

• How dense something is compared with a reference material. Sink or Float

• Anything that has mass and takes up space.

• How much space something takes up.

• Measurement of the ability of a solid to dissolve in a liquid.