Energy and Matter States WRA

What is the primary focus of the passage?

• The chemical composition of different states of matter.

• How energy affects the states of matter.

• The history of discoveries about states of matter.

• The role of solids in everyday life.

Which of the following statements is true about solids according to the passage?

• The particles in solids move freely and are far apart.

• Solids always change shape to fit their container.

• The particles in solids are tightly packed and vibrate in place.

• Solids can easily be compressed into smaller volumes.

What happens to the particles of a liquid when energy is added, according to the passage?

• They vibrate more slowly and come closer together.

• They start to move freely and escape into the air as a gas.

• They remain in the same position and do not change state.

• They become tightly packed and form a solid.

Which process is described in the passage when a gas cools down and turns into a liquid?

• Evaporation

• Freezing

• Melting

• Condensation

According to the passage, what is necessary for ice to melt into water?

• The removal of energy in the form of heat.

• The addition of energy in the form of heat.

• The particles becoming tightly packed.

• The water molecules escaping into the air.