Properties of Water and Solutions

A student is trying to dissolve sugar in water. Which of these would not help the sugar dissolve faster?

• stirring the sugar into the water

• heating the water

• freezing the water

• using a spoonful of sugar instead of a sugar cube

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Which characteristic of water molecules makes water a good solvent?

• Mass

• Polarity

• Potential Energy

• Chemical Energy

The oxygen atom in water has a slight _____ charge.

• negative

• positive

• neutral

Tags

NGSS.MS-PS1-1

The hydrogen atoms in water have slight _____ charges.

• neutral

• negative

• positive

Tags

NGSS.MS-PS1-1

Which property of water allows it to move up the stem of a plant by using both adhesion and cohesion?

• surface tension

• specific heat

• density

• capillary action

Tags

NGSS.MS-ESS2-4

Water will not be attracted to substances that are __________.

• hydrophilic

• green

• hydrophobic

• solid

Water has a high _____ _____, which allows us to stay cool when we sweat.

• density

• specific heat

• surface tension

• polarity

Tags

NGSS.MS-PS1-4

When preparing a solution, the substance that will be dissolved is the _____.

• solute

• solvent

• suspension

• mixture

In a solution, the substance that does the dissolving is the _____.

• solute

• solvent

• mixture

• colloid

A solution is a __________ ________.

• element

• compound

• homogenous mixture

• heterogeneous mixture