states of matter 2

What is the process called when water changes from a liquid to a gas without passing through the intermediate state of a liquid?

• • A)Condensation

• • B)Boiling

• • C)Freezing

• • D)Sublimation

At what temperature does water boil and convert into steam?

 

• 0°C

• 25°C

• 50°C

• 100°C

What is the term for the process where water vapor turns into liquid droplets on a cold surface?

 

• Boiling

• Freezing

• Condensation

• Sublimation

When water vapor condenses below 0°C, what is the resulting form of water?

 

• Ice

• Steam

• Liquid water

• Frost

What happens when iodine crystals are heated and directly turn into violet fumes?

 

• Boiling

• Freezing

• Condensation

• Sublimation

What is the solid form of carbon dioxide called?

 

• Ice

• Frost

• Dry ice

• Steam

* If dry ice is kept at room temperature, what process does it undergo to convert directly into a gaseous form?

 

• Boiling

• Condensation

• Freezing

• Sublimation

What is the term for the process of water changing from a solid state to a liquid state?

• Boiling

• Condensation

• Melting

• Sublimation

When water is heated continuously and reaches 100°C, what process occurs?

• Boiling

• Condensation

• Melting

• Sublimation

What happens when cold water is placed in a glass and water droplets form on the glass surface?

• Boiling

• Condensation

• Melting

• Sublimation