Why Does Matter Matter

Which state of matter has a definite volume but takes the shape of its container?

• Gas

• Solid  

• Liquid  

What process occurs when water vapor turns back into a liquid?

• Evaporation

• Condensation

• Freezing

Which substance would float on water due to its density?

• Iron

• Rock

• Helium

 What property describes the amount of space that matter occupies?

• Density

• Mass

• Weight

 Which substance exists as a gas at room temperature?

• Nitrogen

• Iron

• Honey

 What happens when a liquid reaches its freezing point?

• It becomes a gas

• It becomes a solid

• It evaporates

Which of these substances has the most viscosity?

• Water

• . Gasoline

• Maple syrup

 What is the most abundant gas in Earth's atmosphere?

• Carbon dioxide

• Oxygen

• Nitrogen

What state of matter has particles with the most kinetic energy?

• Gas

• Liquid

• Solid

. Which process describes the change from solid to liquid?

• Condensation

• Melting

• Evaporation