Understanding Matter and Its Properties

What are the three basic states of matter mentioned in the passage?

• Solid, Liquid, Gas

• Solid, Liquid, Plasma

• Solid, Gas, Plasma

• Liquid, Gas, Plasma

What process is described when water changes from a liquid to a gas?

• Evaporation

• Condensation

• Sublimation

• Freezing

Which tool is used to measure the mass of an object like an apple?

• Balance

• Thermometer

• Barometer

• Ruler

What type of mixture is saltwater considered to be?

• Homogeneous

• Heterogeneous

• Colloidal

• Suspension

How can you separate a mixture of iron filings, salt, and water?

• Use a magnet to remove iron, then evaporate water to leave salt

• Use filtration to separate all components

• Use a centrifuge to separate components

• Use distillation to separate components