Physical Changes and Properties Quiz

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

• Burning wood

• Rusting iron

• Melting ice

• Cooking an egg

What happens to the mass of a substance during a physical change?

• It decreases

• It increases

• It stays the same

• It is unpredictable

Which of the following is NOT a physical property of a substance?

• Appearance

• Melting point

• Chemical reactivity

• Boiling point

What is the process called when a substance changes directly from a solid to a gas?

• Melting

• Evaporation

• Sublimation

• Condensation

What is the maximum rate of evaporation for a liquid?

• At its boiling point

• At its freezing point

• At room temperature

• At its melting point

Which of the following substances is insoluble in water?

• Salt

• Sugar

• Oil

• Vinegar

What is the term for a mixture formed when a substance dissolves in a liquid?

• Solution

• Solute

• Solvent

• Sediment

What is the ability of a substance to dissolve in another substance called?

• Solubility

• Saturation

• Dissolution

• Concentration

Which of the following statements about solubility is true?

• Solubility decreases with temperature

• Solubility is unrelated to temperature

• Solubility increases with temperature

• Solubility is only affected by pressure

If you have 100g of water and add 2g of salt to it, what is the mass of the resulting solution?

• 98g

• 100g

• 102g

• 104g