Properties of Water/Solutions

Which characteristic of water molecules makes water a good solvent?

• Mass

• Polarity

• Potential Energy

• Chemical Energy

Which is the correct chemical formula for water?

• HO

Tags

NGSS.MS-PS1-1

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

Cohesion in water is best described as -

• water molecules attracted to other things

• water molecules attracted to other water molecules

• lowering the temperature of the liquid

• breaking the crystals into smaller pieces

Which property of water best describes the tendency of water molecules to attract to surfaces, such as the inside of a straw?

• adhesion

• cohesion

• surface tension

• diffusion

Which property of water allows some bugs to walk on the surface of the water?

• adhesion

• capillary action

• surface tension

• density

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

NGSS.MS-PS3-4