IGCSE States of Matter and Separation

In a solid, the particles

• vibrate in place
• slide past one another
• overcome the strong attraction

The drops of water that appear on the outside of a glass of cold juice on a warm day are an example of?

• sublimation
• condensation
• evaporation

A gas

• has a definite shape but no definite volume
• has a definite volume but no definite shape
• has fast-moving particles

The reverse of condensation is

• sublimation

• evaporation

• boiling

What term describes a solid changing to a liquid?

• Deposition
• Sublimation
• Freezing 
• Melting

Which of the following occurs when a liquid becomes a gas?

• the particles slow down

• the particles spread away from one another

• the particles move closer together

At higher temperatures

• particles in an object have less energy
• particles in an object move faster
• a gas contracts

How is a solid defined?

• Indefinite shape and indefinite volume
• Definite shape and definite volume
• Found in the stars
• Definite volume, indefinite shape

How is a gas defined?

• Indefinite shape, indefinite volume
• Definite shape, definite volume
• Found in stars
• Definite volume, indefinite shape

Define a liquid.

• Indefinite shape, indefinite volume
• Definite shape, definite volume
• Found in stars
• Definite volume, indefinite shape