Investigating Matter

Examples of liquids are

• water, milk, oil
• rock
• air
• sand

Which of the following is a gas?

• ice

• water

• salt

• oxygen

Which of the following is not a liquid?

• juice

• wood

• vinegar

• mercury

evaporation is melting of ice

• True
• False

Which of the following is a solid?

• water

• steam

• vinegar

• ice

Condensation is the process of

• turning liquid into solid

• turning liquid into gas

• turning solid into liquid

• turning gas into liquid

Which of the following is not a gas?

• carbon dioxide

• helium

• ice

• water vapor

Which of the following is a characteristic of liquids?

• They have a fixed volume

• They have a definite shape

• They take the shape of their container

• They are compressible

What happens to water when it freezes?

• It turns into vapor

• It becomes a solid

• It remains a liquid

• It evaporates

Which of the following is a common method of separating liquids?

• Filtration

• Distillation

• Crystallization

• Condensation