Properties of Water, Boiling, Melting, and Freezing

At what temperature would water on a stove gain enough energy to change to vapor?

• 32 degrees Celsius

• 0 degrees Celsius

• 100 degrees Celsius

• 212 degrees Celsius

Evaporation

• The temperature at which a substance changes from a liquid to a solid

• The classification of matter as a solid, a liquid, or a gas

• Physical change in matter from a liquid to a gas

• The temperature at which a substance changes states from a solid to a liquid

At what temperature in degrees Celsius does water freeze?

• 150

• 0

• 200

• 32

Physical state

• Physical change in matter from a gas to a liquid

• The classification of matter as a solid, a liquid, or a gas

• Physical change in matter from a liquid to a gas

• The temperature at which a substance changes from a liquid to a solid

Freezing point

• The classification of matter as a solid, a liquid, or a gas

• Physical change in matter from a gas to a liquid

• The temperature at which a substance changes states from a solid to a liquid

• The temperature at which a substance changes from a liquid to a solid

Freezing point

• The classification of matter as a solid, a liquid, or a gas

• Physical change in matter from a gas to a liquid

• The temperature at which a substance changes states from a solid to a liquid

• The temperature at which a substance changes from a liquid to a solid

What scientific tool can be a student use to measure the freezing point of water?

• Stopwatch

• Celsius thermometer

• Pan balance

• Hot plate

Physical change in matter from a gas to a liquid

• Condensation

• Freezing point

• Melting point

• Evaporation

A student observed a liquid that boiled at 100°C. What type of liquid was boiling?

• Salt water

• Sugar water

• Pure water

• Lemon water

A student is trying to determine if a clear substance is water. The student should measure the substance's -

• Volume

• Solubility

• Mass

• Boiling Point