Liquids – Did you know?

The video explains that most metals melt into liquids at high temperatures, but mercury is unique because it has a low melting point of -38°C, making it the only metal that is liquid at room temperature.

What is a common characteristic of metals regarding their state change?

• They remain solid at all temperatures.

• They evaporate at high temperatures.

• They melt into liquids at low temperatures.

• They melt into liquids at high temperatures.

Which metal is known for having a low melting point?

• Iron

• Gold

• Mercury

• Copper

At what temperature does mercury transition from solid to liquid?

• 0°C

• -38°C

• 100°C

• -100°C

Which of the following metals is liquid at room temperature?

• Aluminum

• Mercury

• Zinc

• Lead

Why is mercury unique among metals?

• It is the only metal that is a gas at room temperature.

• It is the only metal that is a solid at room temperature.

• It is the only metal that is a liquid at room temperature.

• It is the only metal that is magnetic.