Y7 - Solutions and Energetics Quiz

What does the term "solubility" mean?

• The ability of a substance to dissolve in a solvent

• The process of a liquid turning into a gas

• The measure of how opaque a substance is

• The residue left after filtration

Which separation method is shown in the diagram?

• Filtration

• Evaporation

• Condensation

• Distillation

What is an exothermic reaction?

• A reaction that absorbs heat

• A reaction that releases heat

• A reaction that involves a change in state

• A reaction that produces light

What does the term "opaque" mean?

• Allowing light to pass through

• Not allowing light to pass through

• Partially allowing light to pass through

• Completely transparent

Which separation method is shown in the diagram?

• Filtration

• Evaporation

• Condensation

• Distillation

What is an endothermic reaction?

• A reaction that absorbs heat

• A reaction that releases heat

• A reaction that involves a change in state

• A reaction that produces light

What is the process of sublimation?

• A solid turning directly into a gas

• A liquid turning into a gas

• A gas turning into a liquid

• A solid turning into a liquid

What does the term "translucent" mean?

• Allowing light to pass through completely

• Not allowing light to pass through

• Allowing light to pass through partially

• Reflecting all light

What is the boiling point of water at sea level?

• 0°C

• 50°C

• 100°C

• 150°C

What is the freezing point of water at sea level?

• 0°C

• 50°C

• 100°C

• -10°C