Solutions and Mixtures

Which of these is a mixture?

• Pasta Salad

• Salt Water

• Sugar Water

• Sand and Water

Will it dissolve in water? Salt

• Yes

• No

Tags

NGSS.MS-PS1-2

Will it dissolve in water? Sugar

• Yes

• No

Will it dissolve in water? Sand

• YES

• No

Which of these is a solution?

• Salt Water

• Sugar Water

• Sand and Water

• Glass and Water

Temperature has an effect on the speed a solid dissolves in water.

• True

• False

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Hot water makes a solid ___________________.

• dissolve faster

• dissolve slower

• not dissolve

Tags

NGSS.MS-PS1-4

Cold water makes a solid ___________________.

• dissolve faster

• dissolve slower

• not dissolve

Tags

NGSS.MS-PS1-4

What happened to the solid in this photograph?

• it evaporated

• it melted

• it turned into condensation

• it dissolved

Tags

NGSS.MS-PS1-2

Dissolving means...

• to sink to the bottom

• to float to the top

• to break into tiny pieces you can't see

• to evaporate