Unit 1: Physical Properties of Matter/ Mixtures and Solutions

A combination of two or more substances that can be easily separated.

• dissolve
• mixture
• solution
• physical property

One or more substances dissolve in another and cannot be easily separated.

• mixture
• solution
• dissolve
• solute

To break down into tiny pieces to small to be seen.

• solute
• solvent
• dissolve
• solution

Tags

NGSS.MS-PS1-2

process where a liquid becomes a gas

• condensation
• evaporation
• physical property
• dissolve

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

characteristics that can be used to classify matter

• mixture
• solution
• solute
• physical property

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.MS-PS1-5

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

• Filter
• Screen
• 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

Solution A has a density of 61g/50mL 
Solution B has a density of 21g/50mL
Solutions C has a density of 41/50mL
Put them in order from most dense to less dense.

• A. B. C
• C, B, A
• A, C, B
• C, A, B

Tags

NGSS.MS-PS1-2

To divide or move into its individual parts.

• ingredients
• separate
• solution
• mixture

Tags

NGSS.MS-LS1-7