Modeling Matter Chapter 2 Review

The ability of a substance to dissolve is called...

• malleability
• ductility
• solubility
• conducticity

Tags

NGSS.MS-PS1-2

Which solids when mixed with water dissolved?

• cumin and pepper

• sugar and pepper

• citric acid and cumin

• sugar and citric acid

Tags

NGSS.MS-PS1-2

When CAN a material dissolve in water?

• When it is soluble
• When it is insoluble

Tags

NGSS.5-PS1-3

Hailey stirred some sugar into a pitcher of lemonade.

   
What happened to the sugar? 

• The sugar floated to the top surface
• The sugar disappeared after it was stirred.
• The sugar dissolved in the lemonade
• The sugar all settled to the bottom of the pitcher

Tags

NGSS.MS-PS1-2

Stirring a solution increases or decreases the solubility?

• increases

• decreases

What happens to sugar after it is dissolved into water?

• it dissapears

• it evaporates

• it becomes sediment

• it is invisible, but still present in the water

Tags

NGSS.MS-PS1-2

What happens to sugar molecules when they dissolve in water?

• The sugar molecules separate from the water molecules.

• The sugar molecules connect to the water molecules.

• The sugar molecules connect to the sugar molecules.

• The water molecules connect to the water molecules.

Tags

NGSS.MS-PS1-2

To mix evenly into a liquid by breaking apart into pieces that are too small to see.

• dissolve

• matter

• atom

• model

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-1

Able to dissolve in water or another liquid

• mixture

• inference

• molecule

• soluble

What happens when a solid dissolves into a liquid

• When the molecules of a solid are attracted to the molecules of a liquid, they stay clustered together as a solid.

• The molecules of a solid are repelled to the molecules of a liquid, they spread apart and mix together evenly.

• The molecules of a solid are attracted to the molecules of a liquid, they spread apart and mix together evenly.

• The molecules of a solid aren’t attracted to the molecules of a liquid, they stay clustered together as a solid.

Tags

NGSS.MS-PS1-2