Physical and Chemical Changes Quiz

What is the difference between chemical and physical changes?

• Chemical changes involve a change in composition, while physical changes do not.

• Chemical changes involve a change in shape, while physical changes do not.

• Chemical changes involve a change in state, while physical changes do not.

• Chemical changes involve a change in texture, while physical changes do not.

Which of the following is an example of a physical change?

• Burning a log

• Melting butter in a pan

• Separating water into hydrogen and oxygen

• Iron rusting

What happens to the composition of matter during a physical change?

• The composition remains the same

• The composition changes to form new substances

• The composition changes to form a different state of matter

• The composition changes to form a different texture

Which of the following is NOT a sign of a chemical change?

• Color change

• Bubbling and fizzing

• Light production

• Change in shape

What is the process used to separate an insoluble solid from a solid-liquid mixture?

• Filtration

• Distillation

• Evaporation

• Decantation

What is the solid component that remains in the filter paper after filtration called?

• Residue

• Filtrate

• Distillate

• Solvent

Which separation method is used to separate substances based on their boiling points?

• Filtration

• Distillation

• Evaporation

• Decantation

What is the process used to separate a pure liquid from a solid-liquid or liquid-liquid mixture?

• Filtration

• Distillation

• Evaporation

• Decantation

What is the liquid component of a mixture called after filtration?

• Residue

• Filtrate

• Distillate

• Solvent

Which separation method is used to separate salt from a homogeneous mixture of salt and water?

• Filtration

• Distillation

• Evaporation

• Decantation