Physical Science 4

Question 1

Polar molecule

Answer 1

A molecule that has slight positive and negative charges due to an imbalance in the way electrons are shared

Question 2

Solvent

Answer 2

A liquid substance capable of dissolving other substances

Question 3

Solute

Answer 3

A substance that is dissolved in a solvent

Question 4

Cohesion

Answer 4

The phenomenon that occurs when individual molecules are so strongly attracted to each other that they tend to stay together, even when exposed to tension.

Question 5

Hard water

Answer 5

Water that was certain dissolved ions in it-predominately magnesium and calcium ions.

Question 6

Electrolysis

Answer 6

The use of electricity to break a molecule down into smaller units