States of Matter Quiz - Year 7

What is the primary characteristic of particles in a solid?

• They are tightly packed and vibrate in fixed positions.

• They move freely and fill any container.

• They are loosely packed and can slide past each other.

• They expand indefinitely to fill any space.

Which state of matter has a definite volume but no definite shape?

• Solid

• Liquid

• Gas

• Plasma

What is the process called when a liquid turns into a gas?

• Freezing

• Melting

• Evaporation

• Sublimation

At what point does a solid turn into a liquid?

• Boiling point

• Freezing point

• Melting point

• Condensation point

What happens during condensation?

• A gas turns into a liquid.

• A liquid turns into a solid.

• A solid turns into a gas.

• A liquid turns into a gas.

Which of the following is NOT a change of state?

• Melting

• Evaporation

• Dissolving

• Freezing

What is the arrangement of particles in a gas?

• Tightly packed in a regular pattern

• Close together but not in a fixed position

• Far apart and moving randomly

• Fixed in place but vibrating

What is the term for the change from gas to solid without passing through the liquid state?

• Freezing

• Deposition

• Condensation

• Sublimation

Which of the following best describes the particles in a liquid?

• Fixed in place and not moving

• Moving freely at high speeds

• Close together with no regular arrangement

• Tightly packed but able to slide over each other

What is the freezing point of water in degrees Celsius?

• 100

• 0

• -273

• 32