Phases of Matter Quiz

What endothermic process is happening at point B on the graph?

• melting

• freezing

• evaporating

• condensing

What exothermic process is happening at point D on the graph?

• melting

• freezing

• evaporating

• condensing

Intermolecular forces are forces that keep molecules close to each other. What state of matter has the weakest intermolecular forces?

• solid

• liquid

• gas

Intermolecular forces are forces that keep molecules close to each other. What state of matter has the strongest intermolecular forces?

• solid

• liquid

• gas

Dry ice changing from solid to gas is called

• diffusing

• melting

• condensation

• sublimation

Water vapor changing directly into a solid is called

• condensation

• evaporation

• sublimation

• deposition

Which of the following describes a solid?

• Particles can move freely

• Particles move in random motion

• Particles vibrate back and forth

• Particles are as far apart as possible

If a substance has a definite volume, but no definite shape, what state of matter is it?

• Solid

• Liquid

• Gas

• Plasma

What is the most common state of matter in the universe?

• Gas

• Liquid

• Solid

• Plasma

What happens to temperature during a phase change?

• Temperature increases

• Temperature decreases

• Temperature doesn't change

• Temperature increases or decreases depending on the phase change