Melting Temperature Quiz

Which of the following has the lowest melting point?

• Margarine

• Sucrose

• Wax

What is the arrangement of particles in a solid like wax before it melts?

• Particles are far apart and move freely.

• Particles are tightly packed and vibrate in place.

• Particles are loosely arranged and slide past each other.

• Particles are in a gaseous state and spread out.

What is the term for the change from solid to liquid?

• Sublimation

• Melting

• Vaporization

• Solidification

What happens to the temperature of a substance during the melting process?

• The temperature increases continuously.

• The temperature decreases continuously.

• The temperature fluctuates randomly.

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

• Freezing

• Condensation

• Melting

• Evaporation

When a solid melts, what happens to the forces between its particles?

• The forces become stronger.

• The forces remain unchanged.

• The forces weaken.

• The forces disappear completely.

Which of the following is a real-life example of melting?

• Ice turning into water on a hot day.

• Water turning into steam.

• A rock breaking apart.

How do the particles behave in a liquid state after melting?

• They are fixed in place.

• They move freely and are far apart.

• They vibrate in place.

• They are tightly packed and do not move.

Which of the following substances has the highest melting point?

• Wax

• Sucrose

• Margarine

What happens to the energy of a substance as it melts?

• Energy is released into the environment.

• Energy remains constant.

• Energy is absorbed from the surroundings.

• Energy is converted into sound.