Understanding Solubility: A Science Quiz

What term describes the ability of a substance to dissolve in another to form a solution?

• Solubility

• Solution

• Solute

• Solvent

In the example of hot chocolate, what acts as the solvent?

• Hot chocolate mix

• Milk

• Water

• Sugar

What is the molecular formula of water?

• O2

• H2CO3

• H2O

• CO2

Tags

NGSS.MS-PS1-1

Why is water considered a polar molecule?

• It has a uniform charge

• It has a circular shape

• It has a partial positive and negative charge

• It is non-reactive

What happens when salt is dissolved in water?

• Salt molecules increase in size

• Water molecules encapsulate salt ions

• Salt turns into a gas

• Water freezes

Tags

NGSS.MS-PS1-2

Why can't oil dissolve in water?

• It has no polar charges to interact with water

• It evaporates too quickly

• It is less dense than water

• It reacts chemically with water

What percentage of the human body is water?

• 60%

• 50%

• 75%

• 80%

How do plants use water in relation to solubility?

• To produce fruit

• To create oxygen

• To transport nutrients

• To grow taller

Which of the following is a good test for solubility?

• Boiling water

• Dissolving salt in water

• Freezing water into ice

• Mixing oil and water

Tags

NGSS.MS-PS1-2

What should you observe when conducting solubility experiments?

• Color changes

• Which substances dissolve

• Temperature changes

• Sound emissions

Tags

NGSS.MS-PS1-2